390348287008 has 24 divisors (see below), whose sum is σ = 768518917740. Its totient is φ = 195168879360.

The previous prime is 390348286961. The next prime is 390348287023. The reversal of 390348287008 is 800782843093.

It can be written as a sum of positive squares in 2 ways, for example, as 380871653904 + 9476633104 = 617148^2 + 97348^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1219638 + ... + 1506058.

Almost surely, 2^390348287008 is an apocalyptic number.

It is an amenable number.

390348287008 is a deficient number, since it is larger than the sum of its proper divisors (378170630732).

390348287008 is a wasteful number, since it uses less digits than its factorization.

390348287008 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 329020 (or 329012 counting only the distinct ones).

The product of its (nonzero) digits is 2322432, while the sum is 52.

The spelling of 390348287008 in words is "three hundred ninety billion, three hundred forty-eight million, two hundred eighty-seven thousand, eight".