22100139594 has 24 divisors (see below), whose sum is σ = 51566992932. Its totient is φ = 6800042880.

The previous prime is 22100139557. The next prime is 22100139601. The reversal of 22100139594 is 49593100122.

22100139594 is a `hidden beast` number, since 22 + 10 + 0 + 1 + 39 + 594 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 22078096569 + 22043025 = 148587^2 + 4695^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 47222287 + ... + 47222754.

Almost surely, 2^22100139594 is an apocalyptic number.

22100139594 is an abundant number, since it is smaller than the sum of its proper divisors (29466853338).

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

22100139594 is a wasteful number, since it uses less digits than its factorization.

22100139594 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 94445062 (or 94445059 counting only the distinct ones).

The product of its (nonzero) digits is 19440, while the sum is 36.

The spelling of 22100139594 in words is "twenty-two billion, one hundred million, one hundred thirty-nine thousand, five hundred ninety-four".