What is 4 with 55 zeros?

Learn how to shorten, say, and write 4 with 55 zeros!

In Numbers
4 with 55 zeros written out with all the zeros looks like this:

40 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000 000

10 to the Power Of
This is how to write 4 with 55 zeros to ten to the power of:

4 x 10⁵⁵

Scientific e Notation
You can also shorten 4 with 55 zeros down further to Scientific e Notation as follows:

4e55

Verbally
However, what most want to know, is how to read and say it correctly. The number 4 with 55 zeros is:

Forty Septendecillion

Big Numbers
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What is 4 with 56 zeros?
Check out the next big number on our list that we tackled.