513704642264 has 16 divisors (see below), whose sum is σ = 1050759495720. Its totient is φ = 233502110080.

The previous prime is 513704642219. The next prime is 513704642267. The reversal of 513704642264 is 462246407315.

It is a Harshad number since it is a multiple of its sum of digits (44).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (513704642267) 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, 2918776289 + ... + 2918776464.

Almost surely, 2^513704642264 is an apocalyptic number.

It is an amenable number.

513704642264 is an abundant number, since it is smaller than the sum of its proper divisors (537054853456).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

513704642264 is a wasteful number, since it uses less digits than its factorization.

513704642264 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5837552770 (or 5837552766 counting only the distinct ones).

The product of its (nonzero) digits is 967680, while the sum is 44.

The spelling of 513704642264 in words is "five hundred thirteen billion, seven hundred four million, six hundred forty-two thousand, two hundred sixty-four".