396634317039 has 24 divisors (see below), whose sum is σ = 574699523840. Its totient is φ = 263600486352.

The previous prime is 396634317017. The next prime is 396634317067. The reversal of 396634317039 is 930713436693.

It is not a de Polignac number, because 396634317039 - 2⁵ = 396634317007 is a prime.

It is a hoax number, since the sum of its digits (54) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (396634317439) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 7488042 + ... + 7540824.

Almost surely, 2^396634317039 is an apocalyptic number.

396634317039 is a deficient number, since it is larger than the sum of its proper divisors (178065206801).

396634317039 is a wasteful number, since it uses less digits than its factorization.

396634317039 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 55371 (or 55368 counting only the distinct ones).

The product of its (nonzero) digits is 6613488, while the sum is 54.

The spelling of 396634317039 in words is "three hundred ninety-six billion, six hundred thirty-four million, three hundred seventeen thousand, thirty-nine".