668053458315 has 12 divisors (see below), whose sum is σ = 1157959327824. Its totient is φ = 356295177744.

The previous prime is 668053458307. The next prime is 668053458353. The reversal of 668053458315 is 513854350866.

It is a happy number.

668053458315 is a `hidden beast` number, since 6 + 6 + 8 + 0 + 53 + 4 + 583 + 1 + 5 = 666.

It is not a de Polignac number, because 668053458315 - 2³ = 668053458307 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7422816159 + ... + 7422816248.

It is an arithmetic number, because the mean of its divisors is an integer number (96496610652).

Almost surely, 2^668053458315 is an apocalyptic number.

668053458315 is a deficient number, since it is larger than the sum of its proper divisors (489905869509).

668053458315 is a wasteful number, since it uses less digits than its factorization.

668053458315 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14845632418 (or 14845632415 counting only the distinct ones).

The product of its (nonzero) digits is 10368000, while the sum is 54.

The spelling of 668053458315 in words is "six hundred sixty-eight billion, fifty-three million, four hundred fifty-eight thousand, three hundred fifteen".