517235664114740 has 48 divisors (see below), whose sum is σ = 1087296529600512. Its totient is φ = 206684470761216.

The previous prime is 517235664114733. The next prime is 517235664114787. The reversal of 517235664114740 is 47411466532715.

It is a super-2 number, since 2×517235664114740² (a number of 30 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 15 ways as a sum of consecutive naturals, for example, 204718637 + ... + 207229803.

It is an arithmetic number, because the mean of its divisors is an integer number (22652011033344).

Almost surely, 2^{517235664114740} is an apocalyptic number.

It is an amenable number.

517235664114740 is an abundant number, since it is smaller than the sum of its proper divisors (570060865485772).

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

517235664114740 is a wasteful number, since it uses less digits than its factorization.

517235664114740 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2521616 (or 2521614 counting only the distinct ones).

The product of its (nonzero) digits is 16934400, while the sum is 56.

The spelling of 517235664114740 in words is "five hundred seventeen trillion, two hundred thirty-five billion, six hundred sixty-four million, one hundred fourteen thousand, seven hundred forty".