39807413019864 has 96 divisors (see below), whose sum is σ = 123214940428320. Its totient is φ = 11373406345728.

The previous prime is 39807413019853. The next prime is 39807413019901. The reversal of 39807413019864 is 46891031470893.

39807413019864 is a `hidden beast` number, since 398 + 0 + 74 + 1 + 30 + 1 + 98 + 64 = 666.

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a congruent number.

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, 44561404 + ... + 45445940.

It is an arithmetic number, because the mean of its divisors is an integer number (1283488962795).

Almost surely, 2^{39807413019864} is an apocalyptic number.

It is an amenable number.

39807413019864 is an abundant number, since it is smaller than the sum of its proper divisors (83407527408456).

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

39807413019864 is a wasteful number, since it uses less digits than its factorization.

39807413019864 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 973849 (or 973842 counting only the distinct ones).

The product of its (nonzero) digits is 31352832, while the sum is 63.

The spelling of 39807413019864 in words is "thirty-nine trillion, eight hundred seven billion, four hundred thirteen million, nineteen thousand, eight hundred sixty-four".