23745217924 has 12 divisors (see below), whose sum is σ = 41935362700. Its totient is φ = 11763685728.

The previous prime is 23745217921. The next prime is 23745217933. The reversal of 23745217924 is 42971254732.

It can be written as a sum of positive squares in 2 ways, for example, as 6382412100 + 17362805824 = 79890^2 + 131768^2 .

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is not an unprimeable number, because it can be changed into a prime (23745217921) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27230319 + ... + 27231190.

Almost surely, 2^23745217924 is an apocalyptic number.

It is an amenable number.

23745217924 is a deficient number, since it is larger than the sum of its proper divisors (18190144776).

23745217924 is a wasteful number, since it uses less digits than its factorization.

23745217924 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 54461622 (or 54461620 counting only the distinct ones).

The product of its digits is 846720, while the sum is 46.

The spelling of 23745217924 in words is "twenty-three billion, seven hundred forty-five million, two hundred seventeen thousand, nine hundred twenty-four".