451232232153 has 32 divisors (see below), whose sum is σ = 621261619200. Its totient is φ = 291171381696.

The previous prime is 451232232137. The next prime is 451232232179. The reversal of 451232232153 is 351232232154.

It is not a de Polignac number, because 451232232153 - 2⁴ = 451232232137 is a prime.

It is a super-2 number, since 2×451232232153² (a number of 24 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (451232232133) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 16051476 + ... + 16079562.

It is an arithmetic number, because the mean of its divisors is an integer number (19414425600).

Almost surely, 2^451232232153 is an apocalyptic number.

It is an amenable number.

451232232153 is a deficient number, since it is larger than the sum of its proper divisors (170029387047).

451232232153 is a wasteful number, since it uses less digits than its factorization.

451232232153 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 29501.

The product of its digits is 43200, while the sum is 33.

Subtracting from 451232232153 its reverse (351232232154), we obtain a palindrome (99999999999).

The spelling of 451232232153 in words is "four hundred fifty-one billion, two hundred thirty-two million, two hundred thirty-two thousand, one hundred fifty-three".