512242342765 has 8 divisors (see below), whose sum is σ = 616117010688. Its totient is φ = 408843074640.

The previous prime is 512242342723. The next prime is 512242342793. The reversal of 512242342765 is 567243242215.

It is a happy number.

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

It is not a de Polignac number, because 512242342765 - 2⁹ = 512242342253 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 118847577 + ... + 118851886.

It is an arithmetic number, because the mean of its divisors is an integer number (77014626336).

Almost surely, 2^512242342765 is an apocalyptic number.

It is an amenable number.

512242342765 is a deficient number, since it is larger than the sum of its proper divisors (103874667923).

512242342765 is a wasteful number, since it uses less digits than its factorization.

512242342765 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 237699899.

The product of its digits is 806400, while the sum is 43.

The spelling of 512242342765 in words is "five hundred twelve billion, two hundred forty-two million, three hundred forty-two thousand, seven hundred sixty-five".