## Sesquinquagintacentillion

A Sesquinquagintacentillion (1 Sesquinquagintacentillion) is 10 to the power of 471 (10^471). This is an excessively astronomical number!

## How many zeros in a Sesquinquagintacentillion?

There are 471 zeros in a Sesquinquagintacentillion.

## What's before Sesquinquagintacentillion?

A Quinquinquagintacentillion is smaller than a Sesquinquagintacentillion.

## What's after Sesquinquagintacentillion?

A Septenquinquagintacentillion is larger than a Sesquinquagintacentillion.

## Sesquinquagintacentillionaire

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

## Is Sesquinquagintacentillion the largest number?

Sesquinquagintacentillion 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.

## Sesquinquagintacentillion written out

Sesquinquagintacentillion 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

## Big Numbers

This is just one of many really big numbers!