23513535232 has 36 divisors (see below), whose sum is σ = 51202065096. Its totient is φ = 10687969280.

The previous prime is 23513535223. The next prime is 23513535257. The reversal of 23513535232 is 23253531532.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4172173 + ... + 4177804.

It is an arithmetic number, because the mean of its divisors is an integer number (1422279586).

Almost surely, 2^23513535232 is an apocalyptic number.

23513535232 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

23513535232 is an abundant number, since it is smaller than the sum of its proper divisors (27688529864).

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

23513535232 is an equidigital number, since it uses as much as digits as its factorization.

23513535232 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8350004 (or 8349990 counting only the distinct ones).

The product of its digits is 81000, while the sum is 34.

The spelling of 23513535232 in words is "twenty-three billion, five hundred thirteen million, five hundred thirty-five thousand, two hundred thirty-two".