23874881564 has 6 divisors (see below), whose sum is σ = 41781042744. Its totient is φ = 11937440780.

The previous prime is 23874881551. The next prime is 23874881579. The reversal of 23874881564 is 46518847832.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2984360192 + ... + 2984360199.

It is an arithmetic number, because the mean of its divisors is an integer number (6963507124).

Almost surely, 2^23874881564 is an apocalyptic number.

It is an amenable number.

23874881564 is a deficient number, since it is larger than the sum of its proper divisors (17906161180).

23874881564 is a wasteful number, since it uses less digits than its factorization.

23874881564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5968720395 (or 5968720393 counting only the distinct ones).

The product of its digits is 10321920, while the sum is 56.

The spelling of 23874881564 in words is "twenty-three billion, eight hundred seventy-four million, eight hundred eighty-one thousand, five hundred sixty-four".