23923767975 has 24 divisors (see below), whose sum is σ = 41273703552. Its totient is φ = 12204588000.

The previous prime is 23923767961. The next prime is 23923767979. The reversal of 23923767975 is 57976732932.

It is not a de Polignac number, because 23923767975 - 2⁵ = 23923767943 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23923767979) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 6932701 + ... + 6936150.

It is an arithmetic number, because the mean of its divisors is an integer number (1719737648).

Almost surely, 2^23923767975 is an apocalyptic number.

23923767975 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

23923767975 is a deficient number, since it is larger than the sum of its proper divisors (17349935577).

23923767975 is a wasteful number, since it uses less digits than its factorization.

23923767975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13868887 (or 13868882 counting only the distinct ones).

The product of its digits is 30005640, while the sum is 60.

The spelling of 23923767975 in words is "twenty-three billion, nine hundred twenty-three million, seven hundred sixty-seven thousand, nine hundred seventy-five".