390385503053 has 16 divisors (see below), whose sum is σ = 481568989440. Its totient is φ = 308172819456.

The previous prime is 390385503049. The next prime is 390385503083. The reversal of 390385503053 is 350305583093.

It is a cyclic number.

It is not a de Polignac number, because 390385503053 - 2² = 390385503049 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 390385502995 and 390385503013.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (390385503083) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 4846100 + ... + 4925997.

It is an arithmetic number, because the mean of its divisors is an integer number (30098061840).

Almost surely, 2^390385503053 is an apocalyptic number.

It is an amenable number.

390385503053 is a deficient number, since it is larger than the sum of its proper divisors (91183486387).

390385503053 is a wasteful number, since it uses less digits than its factorization.

390385503053 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9772556.

The product of its (nonzero) digits is 729000, while the sum is 44.

The spelling of 390385503053 in words is "three hundred ninety billion, three hundred eighty-five million, five hundred three thousand, fifty-three".