390463391880344 has 16 divisors (see below), whose sum is σ = 732121198099200. Its totient is φ = 195231072387232.

The previous prime is 390463391880343. The next prime is 390463391880349. The reversal of 390463391880344 is 443088193364093.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (390463391880343) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75277439 + ... + 80297070.

It is an arithmetic number, because the mean of its divisors is an integer number (45757574881200).

Almost surely, 2^{390463391880344} is an apocalyptic number.

It is an amenable number.

390463391880344 is a deficient number, since it is larger than the sum of its proper divisors (341657806218856).

390463391880344 is a wasteful number, since it uses less digits than its factorization.

390463391880344 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 155888242 (or 155888238 counting only the distinct ones).

The product of its (nonzero) digits is 161243136, while the sum is 65.

The spelling of 390463391880344 in words is "three hundred ninety trillion, four hundred sixty-three billion, three hundred ninety-one million, eight hundred eighty thousand, three hundred forty-four".