22737973732 has 12 divisors (see below), whose sum is σ = 39799429936. Its totient is φ = 11366708040.

The previous prime is 22737973729. The next prime is 22737973733. The reversal of 22737973732 is 23737973722.

It is a self number, because there is not a number n which added to its sum of digits gives 22737973732.

It is not an unprimeable number, because it can be changed into a prime (22737973733) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 547158 + ... + 587245.

Almost surely, 2^22737973732 is an apocalyptic number.

It is an amenable number.

22737973732 is a deficient number, since it is larger than the sum of its proper divisors (17061456204).

22737973732 is a wasteful number, since it uses less digits than its factorization.

22737973732 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1139418 (or 1139416 counting only the distinct ones).

The product of its digits is 4667544, while the sum is 52.

The spelling of 22737973732 in words is "twenty-two billion, seven hundred thirty-seven million, nine hundred seventy-three thousand, seven hundred thirty-two".