399756115004 has 12 divisors (see below), whose sum is σ = 700370896344. Its totient is φ = 199650144624.

The previous prime is 399756114983. The next prime is 399756115049. The reversal of 399756115004 is 400511657993.

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 in 3 ways as a sum of consecutive naturals, for example, 56974274 + ... + 56981289.

It is an arithmetic number, because the mean of its divisors is an integer number (58364241362).

Almost surely, 2^399756115004 is an apocalyptic number.

It is an amenable number.

399756115004 is a deficient number, since it is larger than the sum of its proper divisors (300614781340).

399756115004 is a wasteful number, since it uses less digits than its factorization.

399756115004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 113956444 (or 113956442 counting only the distinct ones).

The product of its (nonzero) digits is 1020600, while the sum is 50.

The spelling of 399756115004 in words is "three hundred ninety-nine billion, seven hundred fifty-six million, one hundred fifteen thousand, four".