513368241725 has 12 divisors (see below), whose sum is σ = 639240127680. Its totient is φ = 408976201200.

The previous prime is 513368241719. The next prime is 513368241791. The reversal of 513368241725 is 527142863315.

It is not a de Polignac number, because 513368241725 - 2¹⁴ = 513368225341 is a prime.

It is a super-2 number, since 2×513368241725² (a number of 24 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 513368241725.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 42953711 + ... + 42965660.

It is an arithmetic number, because the mean of its divisors is an integer number (53270010640).

Almost surely, 2^513368241725 is an apocalyptic number.

It is an amenable number.

513368241725 is a deficient number, since it is larger than the sum of its proper divisors (125871885955).

513368241725 is a wasteful number, since it uses less digits than its factorization.

513368241725 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85919620 (or 85919615 counting only the distinct ones).

The product of its digits is 1209600, while the sum is 47.

The spelling of 513368241725 in words is "five hundred thirteen billion, three hundred sixty-eight million, two hundred forty-one thousand, seven hundred twenty-five".