39808736916 has 96 divisors (see below), whose sum is σ = 100552233600. Its totient is φ = 12185370624.

The previous prime is 39808736909. The next prime is 39808736959. The reversal of 39808736916 is 61963780893.

It is a self number, because there is not a number n which added to its sum of digits gives 39808736916.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 32709940 + ... + 32711156.

It is an arithmetic number, because the mean of its divisors is an integer number (1047419100).

Almost surely, 2^39808736916 is an apocalyptic number.

It is an amenable number.

39808736916 is an abundant number, since it is smaller than the sum of its proper divisors (60743496684).

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

39808736916 is a wasteful number, since it uses less digits than its factorization.

39808736916 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2153 (or 2151 counting only the distinct ones).

The product of its (nonzero) digits is 11757312, while the sum is 60.

The spelling of 39808736916 in words is "thirty-nine billion, eight hundred eight million, seven hundred thirty-six thousand, nine hundred sixteen".