517141054426256 has 20 divisors (see below), whose sum is σ = 1079034700101372. Its totient is φ = 238680486658176.

The previous prime is 517141054426247. The next prime is 517141054426279. The reversal of 517141054426256 is 652624450141715.

It can be written as a sum of positive squares in 2 ways, for example, as 53183239923856 + 463957814502400 = 7292684^2 + 21539680^2 .

It is a junction number, because it is equal to n+sod(n) for n = 517141054426198 and 517141054426207.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1243127534471 + ... + 1243127534886.

Almost surely, 2^{517141054426256} is an apocalyptic number.

It is an amenable number.

517141054426256 is an abundant number, since it is smaller than the sum of its proper divisors (561893645675116).

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

517141054426256 is a wasteful number, since it uses less digits than its factorization.

517141054426256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2486255069378 (or 2486255069372 counting only the distinct ones).

The product of its (nonzero) digits is 8064000, while the sum is 53.

The spelling of 517141054426256 in words is "five hundred seventeen trillion, one hundred forty-one billion, fifty-four million, four hundred twenty-six thousand, two hundred fifty-six".