512939315822 has 8 divisors (see below), whose sum is σ = 769454705496. Its totient is φ = 256454413992.

The previous prime is 512939315821. The next prime is 512939315879. The reversal of 512939315822 is 228513939215.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (512939315821) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7579853 + ... + 7647224.

It is an arithmetic number, because the mean of its divisors is an integer number (96181838187).

Almost surely, 2^512939315822 is an apocalyptic number.

512939315822 is a deficient number, since it is larger than the sum of its proper divisors (256515389674).

512939315822 is a wasteful number, since it uses less digits than its factorization.

512939315822 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15243922.

The product of its digits is 1166400, while the sum is 50.

The spelling of 512939315822 in words is "five hundred twelve billion, nine hundred thirty-nine million, three hundred fifteen thousand, eight hundred twenty-two".