22137605564 has 12 divisors (see below), whose sum is σ = 41019681024. Its totient is φ = 10417696704.

The previous prime is 22137605557. The next prime is 22137605569. The reversal of 22137605564 is 46550673122.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (22137605569) 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, 162776444 + ... + 162776579.

It is an arithmetic number, because the mean of its divisors is an integer number (3418306752).

Almost surely, 2^22137605564 is an apocalyptic number.

It is an amenable number.

22137605564 is a deficient number, since it is larger than the sum of its proper divisors (18882075460).

22137605564 is a wasteful number, since it uses less digits than its factorization.

22137605564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 325553044 (or 325553042 counting only the distinct ones).

The product of its (nonzero) digits is 302400, while the sum is 41.

The spelling of 22137605564 in words is "twenty-two billion, one hundred thirty-seven million, six hundred five thousand, five hundred sixty-four".