23912879528 has 16 divisors (see below), whose sum is σ = 44860692480. Its totient is φ = 11950028208.

The previous prime is 23912879527. The next prime is 23912879593. The reversal of 23912879528 is 82597821932.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (23912879521) 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, 785576 + ... + 815447.

It is an arithmetic number, because the mean of its divisors is an integer number (2803793280).

Almost surely, 2^23912879528 is an apocalyptic number.

It is an amenable number.

23912879528 is a deficient number, since it is larger than the sum of its proper divisors (20947812952).

23912879528 is a wasteful number, since it uses less digits than its factorization.

23912879528 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1602896 (or 1602892 counting only the distinct ones).

The product of its digits is 4354560, while the sum is 56.

The spelling of 23912879528 in words is "twenty-three billion, nine hundred twelve million, eight hundred seventy-nine thousand, five hundred twenty-eight".