23706965538 has 24 divisors (see below), whose sum is σ = 51463324848. Its totient is φ = 7887209112.

The previous prime is 23706965521. The next prime is 23706965567. The reversal of 23706965538 is 83556960732.

It is a happy number.

23706965538 is a `hidden beast` number, since 23 + 7 + 0 + 69 + 6 + 553 + 8 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1249720 + ... + 1268547.

It is an arithmetic number, because the mean of its divisors is an integer number (2144305202).

Almost surely, 2^23706965538 is an apocalyptic number.

23706965538 is an abundant number, since it is smaller than the sum of its proper divisors (27756359310).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

23706965538 is a wasteful number, since it uses less digits than its factorization.

23706965538 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2518798 (or 2518795 counting only the distinct ones).

The product of its (nonzero) digits is 8164800, while the sum is 54.

The spelling of 23706965538 in words is "twenty-three billion, seven hundred six million, nine hundred sixty-five thousand, five hundred thirty-eight".