38306842164 has 24 divisors (see below), whose sum is σ = 99314035520. Its totient is φ = 12768947352.

The previous prime is 38306842163. The next prime is 38306842181. The reversal of 38306842164 is 46124860383.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (38306842163) 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, 177346384 + ... + 177346599.

Almost surely, 2^38306842164 is an apocalyptic number.

It is an amenable number.

38306842164 is an abundant number, since it is smaller than the sum of its proper divisors (61007193356).

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

38306842164 is a wasteful number, since it uses less digits than its factorization.

38306842164 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 354692996 (or 354692988 counting only the distinct ones).

The product of its (nonzero) digits is 663552, while the sum is 45.

The spelling of 38306842164 in words is "thirty-eight billion, three hundred six million, eight hundred forty-two thousand, one hundred sixty-four".