23727868056 has 32 divisors (see below), whose sum is σ = 65910745200. Its totient is φ = 7909289280.

The previous prime is 23727868033. The next prime is 23727868057. The reversal of 23727868056 is 65086872732.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 23727867993 and 23727868011.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (23727868057) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 54925405 + ... + 54925836.

Almost surely, 2^23727868056 is an apocalyptic number.

It is an amenable number.

23727868056 is an abundant number, since it is smaller than the sum of its proper divisors (42182877144).

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

23727868056 is a wasteful number, since it uses less digits than its factorization.

23727868056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109851256 (or 109851246 counting only the distinct ones).

The product of its (nonzero) digits is 6773760, while the sum is 54.

The spelling of 23727868056 in words is "twenty-three billion, seven hundred twenty-seven million, eight hundred sixty-eight thousand, fifty-six".