513038518384 has 40 divisors (see below), whose sum is σ = 1136051225568. Its totient is φ = 219866419200.

The previous prime is 513038518361. The next prime is 513038518387. The reversal of 513038518384 is 483815830315.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (513038518387) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 4678584 + ... + 4786984.

Almost surely, 2^513038518384 is an apocalyptic number.

It is an amenable number.

513038518384 is an abundant number, since it is smaller than the sum of its proper divisors (623012707184).

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

513038518384 is a wasteful number, since it uses less digits than its factorization.

513038518384 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 150673 (or 150667 counting only the distinct ones).

The product of its (nonzero) digits is 1382400, while the sum is 49.

The spelling of 513038518384 in words is "five hundred thirteen billion, thirty-eight million, five hundred eighteen thousand, three hundred eighty-four".