513488866135 has 48 divisors (see below), whose sum is σ = 734609433600. Its totient is φ = 343459980864.

The previous prime is 513488866129. The next prime is 513488866151. The reversal of 513488866135 is 531668884315.

It is not a de Polignac number, because 513488866135 - 2¹¹ = 513488864087 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 513488866135.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 1446646 + ... + 1766284.

It is an arithmetic number, because the mean of its divisors is an integer number (15304363200).

Almost surely, 2^513488866135 is an apocalyptic number.

513488866135 is a deficient number, since it is larger than the sum of its proper divisors (221120567465).

513488866135 is a wasteful number, since it uses less digits than its factorization.

513488866135 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 319820 (or 319813 counting only the distinct ones).

The product of its digits is 16588800, while the sum is 58.

The spelling of 513488866135 in words is "five hundred thirteen billion, four hundred eighty-eight million, eight hundred sixty-six thousand, one hundred thirty-five".