513545204160056 has 16 divisors (see below), whose sum is σ = 996100611517800. Its totient is φ = 247918374421984.

The previous prime is 513545204160007. The next prime is 513545204160059. The reversal of 513545204160056 is 650061402545315.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (513545204160059) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1106778457010 + ... + 1106778457473.

Almost surely, 2^{513545204160056} is an apocalyptic number.

It is an amenable number.

513545204160056 is a deficient number, since it is larger than the sum of its proper divisors (482555407357744).

513545204160056 is a wasteful number, since it uses less digits than its factorization.

513545204160056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2213556914518 (or 2213556914514 counting only the distinct ones).

The product of its (nonzero) digits is 2160000, while the sum is 47.

The spelling of 513545204160056 in words is "five hundred thirteen trillion, five hundred forty-five billion, two hundred four million, one hundred sixty thousand, fifty-six".