22628912264 has 24 divisors (see below), whose sum is σ = 49356429390. Its totient is φ = 9698105088.

The previous prime is 22628912219. The next prime is 22628912281. The reversal of 22628912264 is 46221982622.

It can be written as a sum of positive squares in only one way, i.e., 21960276100 + 668636164 = 148190^2 + 25858^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 28863017 + ... + 28863800.

Almost surely, 2^22628912264 is an apocalyptic number.

It is an amenable number.

22628912264 is an abundant number, since it is smaller than the sum of its proper divisors (26727517126).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

22628912264 is a wasteful number, since it uses less digits than its factorization.

22628912264 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 57726837 (or 57726826 counting only the distinct ones).

The product of its digits is 331776, while the sum is 44.

The spelling of 22628912264 in words is "twenty-two billion, six hundred twenty-eight million, nine hundred twelve thousand, two hundred sixty-four".