22640156533612 has 12 divisors (see below), whose sum is σ = 39739972648936. Its totient is φ = 11285878633920.

The previous prime is 22640156533583. The next prime is 22640156533613. The reversal of 22640156533612 is 21633565104622.

It is not an unprimeable number, because it can be changed into a prime (22640156533613) 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, 8549906733 + ... + 8549909380.

Almost surely, 2^{22640156533612} is an apocalyptic number.

It is an amenable number.

22640156533612 is a deficient number, since it is larger than the sum of its proper divisors (17099816115324).

22640156533612 is a wasteful number, since it uses less digits than its factorization.

22640156533612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17099816448 (or 17099816446 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 46.

The spelling of 22640156533612 in words is "twenty-two trillion, six hundred forty billion, one hundred fifty-six million, five hundred thirty-three thousand, six hundred twelve".