390614009872 has 20 divisors (see below), whose sum is σ = 756895422160. Its totient is φ = 195286159008.

The previous prime is 390614009857. The next prime is 390614009873. The reversal of 390614009872 is 278900416093.

It is not an unprimeable number, because it can be changed into a prime (390614009873) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1147722 + ... + 1448617.

It is an arithmetic number, because the mean of its divisors is an integer number (37844771108).

Almost surely, 2^390614009872 is an apocalyptic number.

It is an amenable number.

390614009872 is a deficient number, since it is larger than the sum of its proper divisors (366281412288).

390614009872 is a wasteful number, since it uses less digits than its factorization.

390614009872 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2605750 (or 2605744 counting only the distinct ones).

The product of its (nonzero) digits is 653184, while the sum is 49.

The spelling of 390614009872 in words is "three hundred ninety billion, six hundred fourteen million, nine thousand, eight hundred seventy-two".