513500232507 has 8 divisors (see below), whose sum is σ = 684687269376. Its totient is φ = 342323341992.

The previous prime is 513500232473. The next prime is 513500232517. The reversal of 513500232507 is 705232005315.

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

It is not a de Polignac number, because 513500232507 - 2¹⁵ = 513500199739 is a prime.

It is not an unprimeable number, because it can be changed into a prime (513500232517) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2417703 + ... + 2621504.

It is an arithmetic number, because the mean of its divisors is an integer number (85585908672).

Almost surely, 2^513500232507 is an apocalyptic number.

513500232507 is a deficient number, since it is larger than the sum of its proper divisors (171187036869).

513500232507 is a wasteful number, since it uses less digits than its factorization.

513500232507 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5073177.

The product of its (nonzero) digits is 31500, while the sum is 33.

The spelling of 513500232507 in words is "five hundred thirteen billion, five hundred million, two hundred thirty-two thousand, five hundred seven".