22572396564 has 48 divisors (see below), whose sum is σ = 54107592000. Its totient is φ = 7318722816.

The previous prime is 22572396559. The next prime is 22572396577. The reversal of 22572396564 is 46569327522.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3059472 + ... + 3066840.

It is an arithmetic number, because the mean of its divisors is an integer number (1127241500).

Almost surely, 2^22572396564 is an apocalyptic number.

It is an amenable number.

22572396564 is an abundant number, since it is smaller than the sum of its proper divisors (31535195436).

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

22572396564 is a wasteful number, since it uses less digits than its factorization.

22572396564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14312 (or 14310 counting only the distinct ones).

The product of its digits is 5443200, while the sum is 51.

The spelling of 22572396564 in words is "twenty-two billion, five hundred seventy-two million, three hundred ninety-six thousand, five hundred sixty-four".