513385848783 has 12 divisors (see below), whose sum is σ = 741575866200. Its totient is φ = 342248680656.

The previous prime is 513385848779. The next prime is 513385848817. The reversal of 513385848783 is 387848583315.

513385848783 is a `hidden beast` number, since 5 + 13 + 38 + 584 + 8 + 7 + 8 + 3 = 666.

It is not a de Polignac number, because 513385848783 - 2² = 513385848779 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 513385848783.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (513385848083) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 321133 + ... + 1062966.

It is an arithmetic number, because the mean of its divisors is an integer number (61797988850).

Almost surely, 2^513385848783 is an apocalyptic number.

513385848783 is a deficient number, since it is larger than the sum of its proper divisors (228190017417).

513385848783 is a wasteful number, since it uses less digits than its factorization.

513385848783 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1425318 (or 1425315 counting only the distinct ones).

The product of its digits is 77414400, while the sum is 63.

The spelling of 513385848783 in words is "five hundred thirteen billion, three hundred eighty-five million, eight hundred forty-eight thousand, seven hundred eighty-three".