23639845164 has 48 divisors (see below), whose sum is σ = 59434875360. Its totient is φ = 7269857280.

The previous prime is 23639845157. The next prime is 23639845183. The reversal of 23639845164 is 46154893632.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 254574 + ... + 334794.

It is an arithmetic number, because the mean of its divisors is an integer number (1238226570).

Almost surely, 2^23639845164 is an apocalyptic number.

It is an amenable number.

23639845164 is an abundant number, since it is smaller than the sum of its proper divisors (35795030196).

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

23639845164 is a wasteful number, since it uses less digits than its factorization.

23639845164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82130 (or 82128 counting only the distinct ones).

The product of its digits is 3732480, while the sum is 51.

The spelling of 23639845164 in words is "twenty-three billion, six hundred thirty-nine million, eight hundred forty-five thousand, one hundred sixty-four".