512382818965 has 16 divisors (see below), whose sum is σ = 618646867200. Its totient is φ = 407385918720.

The previous prime is 512382818947. The next prime is 512382818977. The reversal of 512382818965 is 569818283215.

It is not a de Polignac number, because 512382818965 - 2⁵ = 512382818933 is a prime.

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, 592285 + ... + 1172845.

It is an arithmetic number, because the mean of its divisors is an integer number (38665429200).

Almost surely, 2^512382818965 is an apocalyptic number.

It is an amenable number.

512382818965 is a deficient number, since it is larger than the sum of its proper divisors (106264048235).

512382818965 is a wasteful number, since it uses less digits than its factorization.

512382818965 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 581652.

The product of its digits is 8294400, while the sum is 58.

The spelling of 512382818965 in words is "five hundred twelve billion, three hundred eighty-two million, eight hundred eighteen thousand, nine hundred sixty-five".