23994198871975 has 24 divisors (see below), whose sum is σ = 30716047047168. Its totient is φ = 18574053669600.

The previous prime is 23994198871961. The next prime is 23994198871991. The reversal of 23994198871975 is 57917889149932.

It is not a de Polignac number, because 23994198871975 - 2¹⁹ = 23994198347687 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5126112 + ... + 8617738.

It is an arithmetic number, because the mean of its divisors is an integer number (1279835293632).

Almost surely, 2^{23994198871975} is an apocalyptic number.

23994198871975 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

23994198871975 is a deficient number, since it is larger than the sum of its proper divisors (6721848175193).

23994198871975 is a wasteful number, since it uses less digits than its factorization.

23994198871975 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3500535 (or 3500530 counting only the distinct ones).

The product of its digits is 2469035520, while the sum is 82.

The spelling of 23994198871975 in words is "twenty-three trillion, nine hundred ninety-four billion, one hundred ninety-eight million, eight hundred seventy-one thousand, nine hundred seventy-five".