390686085023 has 32 divisors (see below), whose sum is σ = 443416680000. Its totient is φ = 341734947840.

The previous prime is 390686085019. The next prime is 390686085073. The reversal of 390686085023 is 320580686093.

It is not a de Polignac number, because 390686085023 - 2² = 390686085019 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (390686085073) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11559353 + ... + 11593101.

It is an arithmetic number, because the mean of its divisors is an integer number (13856771250).

Almost surely, 2^390686085023 is an apocalyptic number.

390686085023 is a deficient number, since it is larger than the sum of its proper divisors (52730594977).

390686085023 is a wasteful number, since it uses less digits than its factorization.

390686085023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34427.

The product of its (nonzero) digits is 1866240, while the sum is 50.

The spelling of 390686085023 in words is "three hundred ninety billion, six hundred eighty-six million, eighty-five thousand, twenty-three".