390799118877 has 8 divisors (see below), whose sum is σ = 527343389664. Its totient is φ = 257393797008.

The previous prime is 390799118867. The next prime is 390799118887. The reversal of 390799118877 is 778811997093.

It is an interprime number because it is at equal distance from previous prime (390799118867) and next prime (390799118887).

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

It is not a de Polignac number, because 390799118877 - 2⁶ = 390799118813 is a prime.

It is a super-2 number, since 2×390799118877² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (390799118867) 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, 784736938 + ... + 784737435.

It is an arithmetic number, because the mean of its divisors is an integer number (65917923708).

Almost surely, 2^390799118877 is an apocalyptic number.

It is an amenable number.

390799118877 is a deficient number, since it is larger than the sum of its proper divisors (136544270787).

390799118877 is a wasteful number, since it uses less digits than its factorization.

390799118877 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1569474459.

The product of its (nonzero) digits is 48009024, while the sum is 69.

The spelling of 390799118877 in words is "three hundred ninety billion, seven hundred ninety-nine million, one hundred eighteen thousand, eight hundred seventy-seven".