23923902158 has 16 divisors (see below), whose sum is σ = 38720502576. Its totient is φ = 11020601280.

The previous prime is 23923902139. The next prime is 23923902179. The reversal of 23923902158 is 85120932932.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 869516 + ... + 896607.

It is an arithmetic number, because the mean of its divisors is an integer number (2420031411).

Almost surely, 2^23923902158 is an apocalyptic number.

23923902158 is a deficient number, since it is larger than the sum of its proper divisors (14796600418).

23923902158 is a wasteful number, since it uses less digits than its factorization.

23923902158 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1766659.

The product of its (nonzero) digits is 233280, while the sum is 44.

The spelling of 23923902158 in words is "twenty-three billion, nine hundred twenty-three million, nine hundred two thousand, one hundred fifty-eight".