22724159264 has 24 divisors (see below), whose sum is σ = 45038454300. Its totient is φ = 11285821696.

The previous prime is 22724159257. The next prime is 22724159281. The reversal of 22724159264 is 46295142722.

It can be written as a sum of positive squares in 2 ways, for example, as 22114069264 + 610090000 = 148708^2 + 24700^2 .

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, 2378219 + ... + 2387754.

Almost surely, 2^22724159264 is an apocalyptic number.

It is an amenable number.

22724159264 is a deficient number, since it is larger than the sum of its proper divisors (22314295036).

22724159264 is a wasteful number, since it uses less digits than its factorization.

22724159264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4766132 (or 4766124 counting only the distinct ones).

The product of its digits is 483840, while the sum is 44.

The spelling of 22724159264 in words is "twenty-two billion, seven hundred twenty-four million, one hundred fifty-nine thousand, two hundred sixty-four".