A Octoquadragintacentillion (1 Octoquadragintacentillion) is 10 to the power of 447 (10^447). This is a tremendously astronomical number!

## How many zeros in a Octoquadragintacentillion?

There are 447 zeros in a Octoquadragintacentillion.

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

## Is Octoquadragintacentillion the largest number?

Octoquadragintacentillion 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.

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

## Big Numbers

This is just one of many really big numbers!