23639427108 has 72 divisors (see below), whose sum is σ = 65236691520. Its totient is φ = 7158058560.

The previous prime is 23639427089. The next prime is 23639427139. The reversal of 23639427108 is 80172493632.

23639427108 is a `hidden beast` number, since 2 + 3 + 639 + 4 + 2 + 7 + 1 + 0 + 8 = 666.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 519498 + ... + 563166.

It is an arithmetic number, because the mean of its divisors is an integer number (906065160).

Almost surely, 2^23639427108 is an apocalyptic number.

It is an amenable number.

23639427108 is an abundant number, since it is smaller than the sum of its proper divisors (41597264412).

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

23639427108 is a wasteful number, since it uses less digits than its factorization.

23639427108 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45057 (or 45052 counting only the distinct ones).

The product of its (nonzero) digits is 435456, while the sum is 45.

The spelling of 23639427108 in words is "twenty-three billion, six hundred thirty-nine million, four hundred twenty-seven thousand, one hundred eight".