513556056133 has 16 divisors (see below), whose sum is σ = 530427488256. Its totient is φ = 496844357760.

The previous prime is 513556056103. The next prime is 513556056151. The reversal of 513556056133 is 331650655315.

It is a de Polignac number, because none of the positive numbers 2^k-513556056133 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 513556056133.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (513556056103) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 17674185 + ... + 17703217.

It is an arithmetic number, because the mean of its divisors is an integer number (33151718016).

Almost surely, 2^513556056133 is an apocalyptic number.

It is an amenable number.

513556056133 is a deficient number, since it is larger than the sum of its proper divisors (16871432123).

513556056133 is a wasteful number, since it uses less digits than its factorization.

513556056133 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31764.

The product of its (nonzero) digits is 607500, while the sum is 43.

The spelling of 513556056133 in words is "five hundred thirteen billion, five hundred fifty-six million, fifty-six thousand, one hundred thirty-three".