668350093023 has 16 divisors (see below), whose sum is σ = 1001273551200. Its totient is φ = 440560359360.

The previous prime is 668350093013. The next prime is 668350093027. The reversal of 668350093023 is 320390053866.

668350093023 is a `hidden beast` number, since 66 + 83 + 500 + 9 + 3 + 0 + 2 + 3 = 666.

It is not a de Polignac number, because 668350093023 - 2⁴ = 668350093007 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 668350093023.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (668350093027) 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, 139063368 + ... + 139068173.

It is an arithmetic number, because the mean of its divisors is an integer number (62579596950).

Almost surely, 2^668350093023 is an apocalyptic number.

668350093023 is a deficient number, since it is larger than the sum of its proper divisors (332923458177).

668350093023 is a wasteful number, since it uses less digits than its factorization.

668350093023 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 278131639 (or 278131633 counting only the distinct ones).

The product of its (nonzero) digits is 699840, while the sum is 45.

The spelling of 668350093023 in words is "six hundred sixty-eight billion, three hundred fifty million, ninety-three thousand, twenty-three".