## Trestrigintatrecentillion

A Trestrigintatrecentillion (1 Trestrigintatrecentillion) is 10 to the power of 1002 (10^1002). This is a monumentally astronomical number!

## How many zeros in a Trestrigintatrecentillion?

There are 1,002 zeros in a Trestrigintatrecentillion.

## What's before Trestrigintatrecentillion?

A Duotrigintatrecentillion is smaller than a Trestrigintatrecentillion.

## What's after Trestrigintatrecentillion?

A Quattuortrigintatrecentillion is larger than a Trestrigintatrecentillion.

## Trestrigintatrecentillionaire

A Trestrigintatrecentillionaire is someone whos assets, net worth or wealth is 1 or more Trestrigintatrecentillion. It is unlikely anyone will ever be a true Trestrigintatrecentillionaire. If you want to be a Trestrigintatrecentillionaire, play Tap Tales!

## Is Trestrigintatrecentillion the largest number?

Trestrigintatrecentillion is not the largest number. Infinity best describes the largest possible number - if there even is one! We cannot comprehend what the largest number actually is.

## Trestrigintatrecentillion written out

Trestrigintatrecentillion is written out as:

1,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000,000

## Big Numbers

This is just one of many really big numbers!