666700110070 has 16 divisors (see below), whose sum is σ = 1200073819248. Its totient is φ = 266677017120.

The previous prime is 666700110047. The next prime is 666700110073. The reversal of 666700110070 is 70011007666.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (666700110073) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 690505 + ... + 1345435.

It is an arithmetic number, because the mean of its divisors is an integer number (75004613703).

Almost surely, 2^666700110070 is an apocalyptic number.

666700110070 is a deficient number, since it is larger than the sum of its proper divisors (533373709178).

666700110070 is a wasteful number, since it uses less digits than its factorization.

666700110070 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 756735.

The product of its (nonzero) digits is 10584, while the sum is 34.

The spelling of 666700110070 in words is "six hundred sixty-six billion, seven hundred million, one hundred ten thousand, seventy".