23557875532 has 6 divisors (see below), whose sum is σ = 41226282188. Its totient is φ = 11778937764.

The previous prime is 23557875521. The next prime is 23557875533.

23557875532 is nontrivially palindromic in base 10.

It is a self number, because there is not a number n which added to its sum of digits gives 23557875532.

It is not an unprimeable number, because it can be changed into a prime (23557875533) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2944734438 + ... + 2944734445.

Almost surely, 2^23557875532 is an apocalyptic number.

It is an amenable number.

23557875532 is a deficient number, since it is larger than the sum of its proper divisors (17668406656).

23557875532 is a wasteful number, since it uses less digits than its factorization.

23557875532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5889468887 (or 5889468885 counting only the distinct ones).

The product of its digits is 8820000, while the sum is 52.

The spelling of 23557875532 in words is "twenty-three billion, five hundred fifty-seven million, eight hundred seventy-five thousand, five hundred thirty-two".