22566939936 has 24 divisors (see below), whose sum is σ = 59238217584. Its totient is φ = 7522313280.

The previous prime is 22566939859. The next prime is 22566939961. The reversal of 22566939936 is 63993966522.

It is a tau number, because it is divible by the number of its divisors (24).

It is a self number, because there is not a number n which added to its sum of digits gives 22566939936.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 117536050 + ... + 117536241.

It is an arithmetic number, because the mean of its divisors is an integer number (2468259066).

Almost surely, 2^22566939936 is an apocalyptic number.

It is an amenable number.

22566939936 is an abundant number, since it is smaller than the sum of its proper divisors (36671277648).

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

22566939936 is a wasteful number, since it uses less digits than its factorization.

22566939936 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 235072304 (or 235072296 counting only the distinct ones).

The product of its digits is 28343520, while the sum is 60.

The spelling of 22566939936 in words is "twenty-two billion, five hundred sixty-six million, nine hundred thirty-nine thousand, nine hundred thirty-six".