513603640316 has 96 divisors (see below), whose sum is σ = 1016130044160. Its totient is φ = 225539887104.

The previous prime is 513603640309. The next prime is 513603640409. The reversal of 513603640316 is 613046306315.

It is a self number, because there is not a number n which added to its sum of digits gives 513603640316.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 172987280 + ... + 172990248.

It is an arithmetic number, because the mean of its divisors is an integer number (10584687960).

Almost surely, 2^513603640316 is an apocalyptic number.

It is an amenable number.

513603640316 is a deficient number, since it is larger than the sum of its proper divisors (502526403844).

513603640316 is a wasteful number, since it uses less digits than its factorization.

513603640316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4983 (or 4981 counting only the distinct ones).

The product of its (nonzero) digits is 116640, while the sum is 38.

The spelling of 513603640316 in words is "five hundred thirteen billion, six hundred three million, six hundred forty thousand, three hundred sixteen".