39389666316 has 96 divisors (see below), whose sum is σ = 123402628608. Its totient is φ = 9444072960.

The previous prime is 39389666311. The next prime is 39389666387. The reversal of 39389666316 is 61366698393.

It is a self number, because there is not a number n which added to its sum of digits gives 39389666316.

It is not an unprimeable number, because it can be changed into a prime (39389666311) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1627585 + ... + 1651608.

It is an arithmetic number, because the mean of its divisors is an integer number (1285444048).

Almost surely, 2^39389666316 is an apocalyptic number.

It is an amenable number.

39389666316 is an abundant number, since it is smaller than the sum of its proper divisors (84012962292).

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

39389666316 is a wasteful number, since it uses less digits than its factorization.

39389666316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3279231 (or 3279229 counting only the distinct ones).

The product of its digits is 22674816, while the sum is 60.

The spelling of 39389666316 in words is "thirty-nine billion, three hundred eighty-nine million, six hundred sixty-six thousand, three hundred sixteen".