2390021510664 has 64 divisors (see below), whose sum is σ = 6003626682240. Its totient is φ = 792868285440.

The previous prime is 2390021510647. The next prime is 2390021510677. The reversal of 2390021510664 is 4660151200932.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 9107677 + ... + 9366419.

It is an arithmetic number, because the mean of its divisors is an integer number (93806666910).

Almost surely, 2^{2390021510664} is an apocalyptic number.

2390021510664 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2390021510664 is an abundant number, since it is smaller than the sum of its proper divisors (3613605171576).

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

2390021510664 is a wasteful number, since it uses less digits than its factorization.

2390021510664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 260590 (or 260586 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 39.

The spelling of 2390021510664 in words is "two trillion, three hundred ninety billion, twenty-one million, five hundred ten thousand, six hundred sixty-four".