23665534713 has 12 divisors (see below), whose sum is σ = 34188530688. Its totient is φ = 15774724440.

The previous prime is 23665534703. The next prime is 23665534733. The reversal of 23665534713 is 31743556632.

It is a happy number.

23665534713 is a `hidden beast` number, since 23 + 6 + 6 + 553 + 4 + 71 + 3 = 666.

It is not a de Polignac number, because 23665534713 - 2²⁰ = 23664486137 is a prime.

It is not an unprimeable number, because it can be changed into a prime (23665534703) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 125145 + ... + 250982.

It is an arithmetic number, because the mean of its divisors is an integer number (2849044224).

Almost surely, 2^23665534713 is an apocalyptic number.

It is an amenable number.

23665534713 is a deficient number, since it is larger than the sum of its proper divisors (10522995975).

23665534713 is a wasteful number, since it uses less digits than its factorization.

23665534713 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 383124 (or 383121 counting only the distinct ones).

The product of its digits is 1360800, while the sum is 45.

The spelling of 23665534713 in words is "twenty-three billion, six hundred sixty-five million, five hundred thirty-four thousand, seven hundred thirteen".