23516543252 has 12 divisors (see below), whose sum is σ = 41362855380. Its totient is φ = 11698584576.

The previous prime is 23516543251. The next prime is 23516543263. The reversal of 23516543252 is 25234561532.

It can be written as a sum of positive squares in 2 ways, for example, as 23093665156 + 422878096 = 151966^2 + 20564^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23516543251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14920877 + ... + 14922452.

It is an arithmetic number, because the mean of its divisors is an integer number (3446904615).

Almost surely, 2^23516543252 is an apocalyptic number.

It is an amenable number.

23516543252 is a deficient number, since it is larger than the sum of its proper divisors (17846312128).

23516543252 is a wasteful number, since it uses less digits than its factorization.

23516543252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29843530 (or 29843528 counting only the distinct ones).

The product of its digits is 216000, while the sum is 38.

The spelling of 23516543252 in words is "twenty-three billion, five hundred sixteen million, five hundred forty-three thousand, two hundred fifty-two".