3918630623164 has 6 divisors (see below), whose sum is σ = 6857603590544. Its totient is φ = 1959315311580.

The previous prime is 3918630623153. The next prime is 3918630623179. The reversal of 3918630623164 is 4613260368193.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 489828827892 + ... + 489828827899.

Almost surely, 2^{3918630623164} is an apocalyptic number.

It is an amenable number.

3918630623164 is a deficient number, since it is larger than the sum of its proper divisors (2938972967380).

3918630623164 is a wasteful number, since it uses less digits than its factorization.

3918630623164 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 979657655795 (or 979657655793 counting only the distinct ones).

The product of its (nonzero) digits is 3359232, while the sum is 52.

The spelling of 3918630623164 in words is "three trillion, nine hundred eighteen billion, six hundred thirty million, six hundred twenty-three thousand, one hundred sixty-four".