390883993672319 has 8 divisors (see below), whose sum is σ = 447032437788288. Its totient is φ = 334812517954200.

The previous prime is 390883993672279. The next prime is 390883993672331. The reversal of 390883993672319 is 913276399388093.

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

It is a cyclic number.

It is not a de Polignac number, because 390883993672319 - 2²⁸ = 390883725236863 is a prime.

It is a super-2 number, since 2×390883993672319² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (390883993672369) 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, 19242088577 + ... + 19242108890.

It is an arithmetic number, because the mean of its divisors is an integer number (55879054723536).

Almost surely, 2^{390883993672319} is an apocalyptic number.

390883993672319 is a deficient number, since it is larger than the sum of its proper divisors (56148444115969).

390883993672319 is a wasteful number, since it uses less digits than its factorization.

390883993672319 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38484198925.

The product of its (nonzero) digits is 2857026816, while the sum is 80.

The spelling of 390883993672319 in words is "three hundred ninety trillion, eight hundred eighty-three billion, nine hundred ninety-three million, six hundred seventy-two thousand, three hundred nineteen".