## Tredeciducentillion

A Tredeciducentillion (1 Tredeciducentillion) is 10 to the power of 642 (10^642). This is a monumentally astronomical number!

## How many zeros in a Tredeciducentillion?

There are 642 zeros in a Tredeciducentillion.

## What's before Tredeciducentillion?

A Duodeciducentillion is smaller than a Tredeciducentillion.

## What's after Tredeciducentillion?

A Quattuordeciducentillion is larger than a Tredeciducentillion.

## Tredeciducentillionaire

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

## Is Tredeciducentillion the largest number?

Tredeciducentillion 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.

## Tredeciducentillion written out

Tredeciducentillion is written out as:

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

## Big Numbers

This is just one of many really big numbers!