513163232416 has 24 divisors (see below), whose sum is σ = 1010335383540. Its totient is φ = 256570119168.

The previous prime is 513163232369. The next prime is 513163232467. The reversal of 513163232416 is 614232361315.

It can be written as a sum of positive squares in 2 ways, for example, as 380664320400 + 132498912016 = 616980^2 + 364004^2 .

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, 390070 + ... + 1085578.

Almost surely, 2^513163232416 is an apocalyptic number.

It is an amenable number.

513163232416 is a deficient number, since it is larger than the sum of its proper divisors (497172151124).

513163232416 is a wasteful number, since it uses less digits than its factorization.

513163232416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 718576 (or 718568 counting only the distinct ones).

The product of its digits is 77760, while the sum is 37.

The spelling of 513163232416 in words is "five hundred thirteen billion, one hundred sixty-three million, two hundred thirty-two thousand, four hundred sixteen".