517849160997 has 16 divisors (see below), whose sum is σ = 789399889920. Its totient is φ = 295802653872.

The previous prime is 517849160989. The next prime is 517849161029. The reversal of 517849160997 is 799061948715.

It is not a de Polignac number, because 517849160997 - 2³ = 517849160989 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (517849160497) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4574097 + ... + 4685942.

It is an arithmetic number, because the mean of its divisors is an integer number (49337493120).

Almost surely, 2^517849160997 is an apocalyptic number.

It is an amenable number.

517849160997 is a deficient number, since it is larger than the sum of its proper divisors (271550728923).

517849160997 is a wasteful number, since it uses less digits than its factorization.

517849160997 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9262712.

The product of its (nonzero) digits is 34292160, while the sum is 66.

The spelling of 517849160997 in words is "five hundred seventeen billion, eight hundred forty-nine million, one hundred sixty thousand, nine hundred ninety-seven".