22431353441232 has 80 divisors (see below), whose sum is σ = 61362568204992. Its totient is φ = 7036574054400.

The previous prime is 22431353441219. The next prime is 22431353441251. The reversal of 22431353441232 is 23214435313422.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6691003 + ... + 9467429.

Almost surely, 2^{22431353441232} is an apocalyptic number.

It is an amenable number.

22431353441232 is an abundant number, since it is smaller than the sum of its proper divisors (38931214763760).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22431353441232 is a wasteful number, since it uses less digits than its factorization.

22431353441232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2786356 (or 2786350 counting only the distinct ones).

The product of its digits is 414720, while the sum is 39.

Adding to 22431353441232 its reverse (23214435313422), we get a palindrome (45645788754654).

The spelling of 22431353441232 in words is "twenty-two trillion, four hundred thirty-one billion, three hundred fifty-three million, four hundred forty-one thousand, two hundred thirty-two".