390530755804 has 48 divisors (see below), whose sum is σ = 802404372672. Its totient is φ = 162799483392.

The previous prime is 390530755801. The next prime is 390530755819. The reversal of 390530755804 is 408557035093.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (390530755801) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3632064 + ... + 3738040.

It is an arithmetic number, because the mean of its divisors is an integer number (16716757764).

Almost surely, 2^390530755804 is an apocalyptic number.

It is an amenable number.

390530755804 is an abundant number, since it is smaller than the sum of its proper divisors (411873616868).

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

390530755804 is a wasteful number, since it uses less digits than its factorization.

390530755804 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109582 (or 109580 counting only the distinct ones).

The product of its (nonzero) digits is 2268000, while the sum is 49.

The spelling of 390530755804 in words is "three hundred ninety billion, five hundred thirty million, seven hundred fifty-five thousand, eight hundred four".