23566913356 has 12 divisors (see below), whose sum is σ = 47133826768. Its totient is φ = 10100105712.

The previous prime is 23566913353. The next prime is 23566913393. The reversal of 23566913356 is 65331966532.

23566913356 is an admirable number.

It is a super-2 number, since 2×23566913356² (a number of 22 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (23566913351) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 420837711 + ... + 420837766.

Almost surely, 2^23566913356 is an apocalyptic number.

It is an amenable number.

23566913356 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

23566913356 is a wasteful number, since it uses less digits than its factorization.

23566913356 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 841675488 (or 841675486 counting only the distinct ones).

The product of its digits is 2624400, while the sum is 49.

The spelling of 23566913356 in words is "twenty-three billion, five hundred sixty-six million, nine hundred thirteen thousand, three hundred fifty-six".