23973718396 has 12 divisors (see below), whose sum is σ = 41960794680. Its totient is φ = 11984919920.

The previous prime is 23973718387. The next prime is 23973718429. The reversal of 23973718396 is 69381737932.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 23973718396.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 456826 + ... + 506593.

It is an arithmetic number, because the mean of its divisors is an integer number (3496732890).

Almost surely, 2^23973718396 is an apocalyptic number.

It is an amenable number.

23973718396 is a deficient number, since it is larger than the sum of its proper divisors (17987076284).

23973718396 is a wasteful number, since it uses less digits than its factorization.

23973718396 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 969644 (or 969642 counting only the distinct ones).

The product of its digits is 10287648, while the sum is 58.

The spelling of 23973718396 in words is "twenty-three billion, nine hundred seventy-three million, seven hundred eighteen thousand, three hundred ninety-six".