717571130612 has 18 divisors (see below), whose sum is σ = 1460769802002. Its totient is φ = 307530484464.

The previous prime is 717571130603. The next prime is 717571130621. The reversal of 717571130612 is 216031175717.

It is an interprime number because it is at equal distance from previous prime (717571130603) and next prime (717571130621).

It can be written as a sum of positive squares in only one way, i.e., 628363777636 + 89207352976 = 792694^2 + 298676^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 717571130612.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 1830538403 + ... + 1830538794.

It is an arithmetic number, because the mean of its divisors is an integer number (81153877889).

Almost surely, 2^717571130612 is an apocalyptic number.

It is an amenable number.

717571130612 is an abundant number, since it is smaller than the sum of its proper divisors (743198671390).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

717571130612 is a wasteful number, since it uses less digits than its factorization.

717571130612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3661077215 (or 3661077206 counting only the distinct ones).

The product of its (nonzero) digits is 61740, while the sum is 41.

The spelling of 717571130612 in words is "seven hundred seventeen billion, five hundred seventy-one million, one hundred thirty thousand, six hundred twelve".