666700733367 has 6 divisors (see below), whose sum is σ = 963012170432. Its totient is φ = 444467155572.

The previous prime is 666700733357. The next prime is 666700733411. The reversal of 666700733367 is 763337007666.

It is not a de Polignac number, because 666700733367 - 2⁷ = 666700733239 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (666700733357) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 37038929623 + ... + 37038929640.

Almost surely, 2^666700733367 is an apocalyptic number.

666700733367 is a deficient number, since it is larger than the sum of its proper divisors (296311437065).

666700733367 is a wasteful number, since it uses less digits than its factorization.

666700733367 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74077859269 (or 74077859266 counting only the distinct ones).

The product of its (nonzero) digits is 12002256, while the sum is 54.

The spelling of 666700733367 in words is "six hundred sixty-six billion, seven hundred million, seven hundred thirty-three thousand, three hundred sixty-seven".