39394868016 has 80 divisors (see below), whose sum is σ = 117946879488. Its totient is φ = 11097139200.

The previous prime is 39394868011. The next prime is 39394868047. The reversal of 39394868016 is 61086849393.

It is a happy number.

39394868016 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (39394868011) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 801825 + ... + 849536.

Almost surely, 2^39394868016 is an apocalyptic number.

It is an amenable number.

39394868016 is an abundant number, since it is smaller than the sum of its proper divisors (78552011472).

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

39394868016 is a wasteful number, since it uses less digits than its factorization.

39394868016 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1651450 (or 1651444 counting only the distinct ones).

The product of its (nonzero) digits is 6718464, while the sum is 57.

The spelling of 39394868016 in words is "thirty-nine billion, three hundred ninety-four million, eight hundred sixty-eight thousand, sixteen".