390803786316 has 96 divisors (see below), whose sum is σ = 1016521228800. Its totient is φ = 129840932160.

The previous prime is 390803786273. The next prime is 390803786383. The reversal of 390803786316 is 613687308093.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 50730121 + ... + 50737823.

It is an arithmetic number, because the mean of its divisors is an integer number (10588762800).

Almost surely, 2^390803786316 is an apocalyptic number.

390803786316 is a gapful number since it is divisible by the number (36) formed by its first and last digit.

It is an amenable number.

390803786316 is an abundant number, since it is smaller than the sum of its proper divisors (625717442484).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

390803786316 is a wasteful number, since it uses less digits than its factorization.

390803786316 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9196 (or 9188 counting only the distinct ones).

The product of its (nonzero) digits is 3919104, while the sum is 54.

The spelling of 390803786316 in words is "three hundred ninety billion, eight hundred three million, seven hundred eighty-six thousand, three hundred sixteen".