513730996518 has 8 divisors (see below), whose sum is σ = 1027461993048. Its totient is φ = 171243665504.

The previous prime is 513730996489. The next prime is 513730996531. The reversal of 513730996518 is 815699037315.

513730996518 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

513730996518 is an admirable number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 42810916371 + ... + 42810916382.

It is an arithmetic number, because the mean of its divisors is an integer number (128432749131).

Almost surely, 2^513730996518 is an apocalyptic number.

513730996518 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

513730996518 is a wasteful number, since it uses less digits than its factorization.

513730996518 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 85621832758.

The product of its (nonzero) digits is 6123600, while the sum is 57.

The spelling of 513730996518 in words is "five hundred thirteen billion, seven hundred thirty million, nine hundred ninety-six thousand, five hundred eighteen".