22650616512 has 42 divisors (see below), whose sum is σ = 64923904188. Its totient is φ = 7550205312.

The previous prime is 22650616507. The next prime is 22650616523. The reversal of 22650616512 is 21561605622.

22650616512 is a `hidden beast` number, since 2 + 26 + 5 + 0 + 616 + 5 + 12 = 666.

It is a super-2 number, since 2×22650616512² (a number of 22 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 19661418 + ... + 19662569.

Almost surely, 2^22650616512 is an apocalyptic number.

It is an amenable number.

22650616512 is an abundant number, since it is smaller than the sum of its proper divisors (42273287676).

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

22650616512 is a wasteful number, since it uses less digits than its factorization.

22650616512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39324005 (or 39323992 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The spelling of 22650616512 in words is "twenty-two billion, six hundred fifty million, six hundred sixteen thousand, five hundred twelve".