22638089762 has 6 divisors (see below), whose sum is σ = 33957453819. Its totient is φ = 11318938490.

The previous prime is 22638089759. The next prime is 22638089777. The reversal of 22638089762 is 26798083622.

It can be written as a sum of positive squares in only one way, i.e., 11319044881 + 11319044881 = 106391^2 + 106391^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=106391.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 2 ways as a sum of consecutive naturals, for example, 159587 + ... + 265977.

Almost surely, 2^22638089762 is an apocalyptic number.

22638089762 is a deficient number, since it is larger than the sum of its proper divisors (11319364057).

22638089762 is an frugal number, since it uses more digits than its factorization.

22638089762 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212784 (or 106393 counting only the distinct ones).

The product of its (nonzero) digits is 3483648, while the sum is 53.

The spelling of 22638089762 in words is "twenty-two billion, six hundred thirty-eight million, eighty-nine thousand, seven hundred sixty-two".