## Octoquinquagintacentillion

A Octoquinquagintacentillion (1 Octoquinquagintacentillion) is 10 to the power of 477 (10^477). This is a tremendously astronomical number!

## How many zeros in a Octoquinquagintacentillion?

There are 477 zeros in a Octoquinquagintacentillion.

## What's before Octoquinquagintacentillion?

A Septenquinquagintacentillion is smaller than a Octoquinquagintacentillion.

## What's after Octoquinquagintacentillion?

A Novenquinquagintacentillion is larger than a Octoquinquagintacentillion.

## Octoquinquagintacentillionaire

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

## Is Octoquinquagintacentillion the largest number?

Octoquinquagintacentillion 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.

## Octoquinquagintacentillion written out

Octoquinquagintacentillion 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

## Big Numbers

This is just one of many really big numbers!