22274287564 has 24 divisors (see below), whose sum is σ = 40885306560. Its totient is φ = 10605580416.

The previous prime is 22274287543. The next prime is 22274287577. The reversal of 22274287564 is 46578247222.

It is a super-2 number, since 2×22274287564² (a number of 21 digits) contains 22 as substring.

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, 1594129 + ... + 1608040.

It is an arithmetic number, because the mean of its divisors is an integer number (1703554440).

Almost surely, 2^22274287564 is an apocalyptic number.

It is an amenable number.

22274287564 is a deficient number, since it is larger than the sum of its proper divisors (18611018996).

22274287564 is a wasteful number, since it uses less digits than its factorization.

22274287564 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3202257 (or 3202255 counting only the distinct ones).

The product of its digits is 3010560, while the sum is 49.

The spelling of 22274287564 in words is "twenty-two billion, two hundred seventy-four million, two hundred eighty-seven thousand, five hundred sixty-four".