5171666885709 has 8 divisors (see below), whose sum is σ = 6896692439520. Its totient is φ = 3447209627856.

The previous prime is 5171666885699. The next prime is 5171666885729. The reversal of 5171666885709 is 9075886661715.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 5171666885709 - 2⁸ = 5171666885453 is a prime.

It is a super-2 number, since 2×5171666885709² (a number of 26 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5171666885729) 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, 142052754 + ... + 142089155.

It is an arithmetic number, because the mean of its divisors is an integer number (862086554940).

Almost surely, 2^{5171666885709} is an apocalyptic number.

It is an amenable number.

5171666885709 is a deficient number, since it is larger than the sum of its proper divisors (1725025553811).

5171666885709 is a wasteful number, since it uses less digits than its factorization.

5171666885709 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 284147979.

The product of its (nonzero) digits is 152409600, while the sum is 69.

The spelling of 5171666885709 in words is "five trillion, one hundred seventy-one billion, six hundred sixty-six million, eight hundred eighty-five thousand, seven hundred nine".