23251615232 has 20 divisors (see below), whose sum is σ = 46457818176. Its totient is φ = 11625807360.

The previous prime is 23251615223. The next prime is 23251615249.

23251615232 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×23251615232² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 22706144 + ... + 22707167.

Almost surely, 2^23251615232 is an apocalyptic number.

It is an amenable number.

23251615232 is a deficient number, since it is larger than the sum of its proper divisors (23206202944).

23251615232 is an frugal number, since it uses more digits than its factorization.

23251615232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 45413329 (or 45413313 counting only the distinct ones).

The product of its digits is 21600, while the sum is 32.

The spelling of 23251615232 in words is "twenty-three billion, two hundred fifty-one million, six hundred fifteen thousand, two hundred thirty-two".