22516968799 has 32 divisors (see below), whose sum is σ = 25740288000. Its totient is φ = 19525847040.

The previous prime is 22516968781. The next prime is 22516968811. The reversal of 22516968799 is 99786961522.

It is not a de Polignac number, because 22516968799 - 2⁵ = 22516968767 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 22516968799.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22516968709) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 21181942 + ... + 21183004.

It is an arithmetic number, because the mean of its divisors is an integer number (804384000).

Almost surely, 2^22516968799 is an apocalyptic number.

22516968799 is a deficient number, since it is larger than the sum of its proper divisors (3223319201).

22516968799 is a wasteful number, since it uses less digits than its factorization.

22516968799 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1735.

The product of its digits is 29393280, while the sum is 64.

The spelling of 22516968799 in words is "twenty-two billion, five hundred sixteen million, nine hundred sixty-eight thousand, seven hundred ninety-nine".