39439347316 has 12 divisors (see below), whose sum is σ = 69116209540. Its totient is φ = 19691858880.

The previous prime is 39439347307. The next prime is 39439347361. The reversal of 39439347316 is 61374393493.

39439347316 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 19431244816 + 20008102500 = 139396^2 + 141450^2 .

It is a hoax number, since the sum of its digits (52) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

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, 6950505 + ... + 6956176.

Almost surely, 2^39439347316 is an apocalyptic number.

It is an amenable number.

39439347316 is a deficient number, since it is larger than the sum of its proper divisors (29676862224).

39439347316 is a wasteful number, since it uses less digits than its factorization.

39439347316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13907394 (or 13907392 counting only the distinct ones).

The product of its digits is 4408992, while the sum is 52.

The spelling of 39439347316 in words is "thirty-nine billion, four hundred thirty-nine million, three hundred forty-seven thousand, three hundred sixteen".