513249238630 has 32 divisors (see below), whose sum is σ = 933125790528. Its totient is φ = 203238672000.

The previous prime is 513249238609. The next prime is 513249238657. The reversal of 513249238630 is 36832942315.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8142535 + ... + 8205325.

It is an arithmetic number, because the mean of its divisors is an integer number (29160180954).

Almost surely, 2^513249238630 is an apocalyptic number.

513249238630 is a deficient number, since it is larger than the sum of its proper divisors (419876551898).

513249238630 is a wasteful number, since it uses less digits than its factorization.

513249238630 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70992.

The product of its (nonzero) digits is 933120, while the sum is 46.

The spelling of 513249238630 in words is "five hundred thirteen billion, two hundred forty-nine million, two hundred thirty-eight thousand, six hundred thirty".