22713957639 has 48 divisors (see below), whose sum is σ = 34547024512. Its totient is φ = 14362536384.

The previous prime is 22713957611. The next prime is 22713957653. The reversal of 22713957639 is 93675931722.

22713957639 is a `hidden beast` number, since 2 + 2 + 7 + 1 + 39 + 576 + 39 = 666.

It is a de Polignac number, because none of the positive numbers 2^k-22713957639 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22713957689) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9205884 + ... + 9208350.

Almost surely, 2^22713957639 is an apocalyptic number.

22713957639 is a deficient number, since it is larger than the sum of its proper divisors (11833066873).

22713957639 is a wasteful number, since it uses less digits than its factorization.

22713957639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3196 (or 3193 counting only the distinct ones).

The product of its digits is 4286520, while the sum is 54.

The spelling of 22713957639 in words is "twenty-two billion, seven hundred thirteen million, nine hundred fifty-seven thousand, six hundred thirty-nine".