364168664639 has 8 divisors (see below), whose sum is σ = 392186325552. Its totient is φ = 336151673280.

The previous prime is 364168664627. The next prime is 364168664647. The reversal of 364168664639 is 936466861463.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 364168664639 - 2⁸ = 364168664383 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (364168664939) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2066099 + ... + 2235419.

It is an arithmetic number, because the mean of its divisors is an integer number (49023290694).

Almost surely, 2^364168664639 is an apocalyptic number.

364168664639 is a deficient number, since it is larger than the sum of its proper divisors (28017660913).

364168664639 is a wasteful number, since it uses less digits than its factorization.

364168664639 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 334777.

The product of its digits is 80621568, while the sum is 62.

The spelling of 364168664639 in words is "three hundred sixty-four billion, one hundred sixty-eight million, six hundred sixty-four thousand, six hundred thirty-nine".