39107381836 has 12 divisors (see below), whose sum is σ = 68449636080. Its totient is φ = 19550342960.

The previous prime is 39107381809. The next prime is 39107381851. The reversal of 39107381836 is 63818370193.

39107381836 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 39107381836.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 810616 + ... + 857503.

It is an arithmetic number, because the mean of its divisors is an integer number (5704136340).

Almost surely, 2^39107381836 is an apocalyptic number.

It is an amenable number.

39107381836 is a deficient number, since it is larger than the sum of its proper divisors (29342254244).

39107381836 is a wasteful number, since it uses less digits than its factorization.

39107381836 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1673984 (or 1673982 counting only the distinct ones).

The product of its (nonzero) digits is 653184, while the sum is 49.

The spelling of 39107381836 in words is "thirty-nine billion, one hundred seven million, three hundred eighty-one thousand, eight hundred thirty-six".