22215163564 has 24 divisors (see below), whose sum is σ = 43129598400. Its totient is φ = 9926651280.

The previous prime is 22215163547. The next prime is 22215163577. The reversal of 22215163564 is 46536151222.

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, 4276134 + ... + 4281325.

It is an arithmetic number, because the mean of its divisors is an integer number (1797066600).

Almost surely, 2^22215163564 is an apocalyptic number.

It is an amenable number.

22215163564 is a deficient number, since it is larger than the sum of its proper divisors (20914434836).

22215163564 is a wasteful number, since it uses less digits than its factorization.

22215163564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8557533 (or 8557531 counting only the distinct ones).

The product of its digits is 86400, while the sum is 37.

The spelling of 22215163564 in words is "twenty-two billion, two hundred fifteen million, one hundred sixty-three thousand, five hundred sixty-four".