70660065717 has 16 divisors (see below), whose sum is σ = 107234789760. Its totient is φ = 45957765600.

The previous prime is 70660065709. The next prime is 70660065727. The reversal of 70660065717 is 71756006607.

70660065717 is a `hidden beast` number, since 70 + 6 + 6 + 0 + 0 + 6 + 571 + 7 = 666.

It is not a de Polignac number, because 70660065717 - 2³ = 70660065709 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (70660065727) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 31914009 + ... + 31916222.

It is an arithmetic number, because the mean of its divisors is an integer number (6702174360).

Almost surely, 2^70660065717 is an apocalyptic number.

It is an amenable number.

70660065717 is a deficient number, since it is larger than the sum of its proper divisors (36574724043).

70660065717 is a wasteful number, since it uses less digits than its factorization.

70660065717 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 63830281 (or 63830275 counting only the distinct ones).

The product of its (nonzero) digits is 370440, while the sum is 45.

The spelling of 70660065717 in words is "seventy billion, six hundred sixty million, sixty-five thousand, seven hundred seventeen".