666700707004 has 12 divisors (see below), whose sum is σ = 1168611098200. Its totient is φ = 332811821808.

The previous prime is 666700706983. The next prime is 666700707031. The reversal of 666700707004 is 400707007666.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 134630139 + ... + 134635090.

Almost surely, 2^666700707004 is an apocalyptic number.

It is an amenable number.

666700707004 is a deficient number, since it is larger than the sum of its proper divisors (501910391196).

666700707004 is a wasteful number, since it uses less digits than its factorization.

666700707004 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 269265852 (or 269265850 counting only the distinct ones).

The product of its (nonzero) digits is 296352, while the sum is 43.

The spelling of 666700707004 in words is "six hundred sixty-six billion, seven hundred million, seven hundred seven thousand, four".