517813714808 has 16 divisors (see below), whose sum is σ = 1045585385880. Its totient is φ = 238990945248.

The previous prime is 517813714741. The next prime is 517813714813. The reversal of 517813714808 is 808417318715.

It is a self number, because there is not a number n which added to its sum of digits gives 517813714808.

It is a congruent number.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 2489488910 + ... + 2489489117.

Almost surely, 2^517813714808 is an apocalyptic number.

It is an amenable number.

517813714808 is an abundant number, since it is smaller than the sum of its proper divisors (527771671072).

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

517813714808 is a wasteful number, since it uses less digits than its factorization.

517813714808 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4978978046 (or 4978978042 counting only the distinct ones).

The product of its (nonzero) digits is 1505280, while the sum is 53.

The spelling of 517813714808 in words is "five hundred seventeen billion, eight hundred thirteen million, seven hundred fourteen thousand, eight hundred eight".