5171666885715 has 64 divisors (see below), whose sum is σ = 9758821271040. Its totient is φ = 2311299671040.

The previous prime is 5171666885699. The next prime is 5171666885729. The reversal of 5171666885715 is 5175886661715.

It is not a de Polignac number, because 5171666885715 - 2⁴ = 5171666885699 is a prime.

It is a super-2 number, since 2×5171666885715² (a number of 26 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 22176634 + ... + 22408623.

It is an arithmetic number, because the mean of its divisors is an integer number (152481582360).

Almost surely, 2^{5171666885715} is an apocalyptic number.

5171666885715 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

5171666885715 is a deficient number, since it is larger than the sum of its proper divisors (4587154385325).

5171666885715 is a wasteful number, since it uses less digits than its factorization.

5171666885715 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 44585332.

The product of its digits is 84672000, while the sum is 66.

The spelling of 5171666885715 in words is "five trillion, one hundred seventy-one billion, six hundred sixty-six million, eight hundred eighty-five thousand, seven hundred fifteen".