22556142044512 has 48 divisors (see below), whose sum is σ = 45084213794592. Its totient is φ = 11106545264640.

The previous prime is 22556142044503. The next prime is 22556142044521. The reversal of 22556142044512 is 21544024165522.

It is an interprime number because it is at equal distance from previous prime (22556142044503) and next prime (22556142044521).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3667593 + ... + 7652680.

It is an arithmetic number, because the mean of its divisors is an integer number (939254454054).

Almost surely, 2^{22556142044512} is an apocalyptic number.

It is an amenable number.

22556142044512 is a deficient number, since it is larger than the sum of its proper divisors (22528071750080).

22556142044512 is a wasteful number, since it uses less digits than its factorization.

22556142044512 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11321231 (or 11321223 counting only the distinct ones).

The product of its (nonzero) digits is 768000, while the sum is 43.

The spelling of 22556142044512 in words is "twenty-two trillion, five hundred fifty-six billion, one hundred forty-two million, forty-four thousand, five hundred twelve".