513643350230615 has 16 divisors (see below), whose sum is σ = 672415645504896. Its totient is φ = 373553352832800.

The previous prime is 513643350230597. The next prime is 513643350230629. The reversal of 513643350230615 is 516032053346315.

It is not a de Polignac number, because 513643350230615 - 2⁶ = 513643350230551 is a prime.

It is a super-2 number, since 2×513643350230615² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 513643350230615.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 64283777 + ... + 71830986.

It is an arithmetic number, because the mean of its divisors is an integer number (42025977844056).

Almost surely, 2^{513643350230615} is an apocalyptic number.

513643350230615 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

513643350230615 is a deficient number, since it is larger than the sum of its proper divisors (158772295274281).

513643350230615 is a wasteful number, since it uses less digits than its factorization.

513643350230615 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136183390.

The product of its (nonzero) digits is 2916000, while the sum is 47.

The spelling of 513643350230615 in words is "five hundred thirteen trillion, six hundred forty-three billion, three hundred fifty million, two hundred thirty thousand, six hundred fifteen".