## Septencentillion

A Septencentillion (1 Septencentillion) is 10 to the power of 324 (10^324). This is an excessively astronomical number!

## How many zeros in a Septencentillion?

There are 324 zeros in a Septencentillion.

## What's before Septencentillion?

A Sexcentillion is smaller than a Septencentillion.

## What's after Septencentillion?

A Octocentillion is larger than a Septencentillion.

## Septencentillionaire

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

## Is Septencentillion the largest number?

Septencentillion 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.

## Septencentillion written out

Septencentillion 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

## Big Numbers

This is just one of many really big numbers!