5171666885716 has 12 divisors (see below), whose sum is σ = 9198784543060. Its totient is φ = 2543442730560.

The previous prime is 5171666885699. The next prime is 5171666885729. The reversal of 5171666885716 is 6175886661715.

It can be written as a sum of positive squares in 2 ways, for example, as 937759824400 + 4233907061316 = 968380^2 + 2057646^2 .

It is a super-2 number, since 2×5171666885716² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10597677801 + ... + 10597678288.

Almost surely, 2^{5171666885716} is an apocalyptic number.

It is an amenable number.

5171666885716 is a deficient number, since it is larger than the sum of its proper divisors (4027117657344).

5171666885716 is a wasteful number, since it uses less digits than its factorization.

5171666885716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 21195356154 (or 21195356152 counting only the distinct ones).

The product of its digits is 101606400, while the sum is 67.

The spelling of 5171666885716 in words is "five trillion, one hundred seventy-one billion, six hundred sixty-six million, eight hundred eighty-five thousand, seven hundred sixteen".