22361641564 has 12 divisors (see below), whose sum is σ = 39142885600. Its totient is φ = 11177959968.

The previous prime is 22361641559. The next prime is 22361641579. The reversal of 22361641564 is 46514616322.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 697569 + ... + 728920.

Almost surely, 2^22361641564 is an apocalyptic number.

It is an amenable number.

22361641564 is a deficient number, since it is larger than the sum of its proper divisors (16781244036).

22361641564 is a wasteful number, since it uses less digits than its factorization.

22361641564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1430412 (or 1430410 counting only the distinct ones).

The product of its digits is 207360, while the sum is 40.

The spelling of 22361641564 in words is "twenty-two billion, three hundred sixty-one million, six hundred forty-one thousand, five hundred sixty-four".