390627738875 has 32 divisors (see below), whose sum is σ = 537087665088. Its totient is φ = 281280000000.

The previous prime is 390627738799. The next prime is 390627738883. The reversal of 390627738875 is 578837726093.

It is not a de Polignac number, because 390627738875 - 2¹⁸ = 390627476731 is a prime.

It is a Duffinian number.

It is an unprimeable number.

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 31 ways as a sum of consecutive naturals, for example, 1267526 + ... + 1545275.

It is an arithmetic number, because the mean of its divisors is an integer number (16783989534).

Almost surely, 2^390627738875 is an apocalyptic number.

390627738875 is a deficient number, since it is larger than the sum of its proper divisors (146459926213).

390627738875 is a wasteful number, since it uses less digits than its factorization.

390627738875 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2812928 (or 2812918 counting only the distinct ones).

The product of its (nonzero) digits is 106686720, while the sum is 65.

The spelling of 390627738875 in words is "three hundred ninety billion, six hundred twenty-seven million, seven hundred thirty-eight thousand, eight hundred seventy-five".