23564646532 has 48 divisors (see below), whose sum is σ = 48169844352. Its totient is φ = 9878572800.

The previous prime is 23564646467. The next prime is 23564646571.

23564646532 is nontrivially palindromic in base 10.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 184528 + ... + 284920.

It is an arithmetic number, because the mean of its divisors is an integer number (1003538424).

Almost surely, 2^23564646532 is an apocalyptic number.

It is an amenable number.

23564646532 is an abundant number, since it is smaller than the sum of its proper divisors (24605197820).

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

23564646532 is a wasteful number, since it uses less digits than its factorization.

23564646532 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 100588 (or 100586 counting only the distinct ones).

The product of its digits is 3110400, while the sum is 46.

The spelling of 23564646532 in words is "twenty-three billion, five hundred sixty-four million, six hundred forty-six thousand, five hundred thirty-two".