512236942168 has 64 divisors (see below), whose sum is σ = 1157166489600. Its totient is φ = 207928287360.

The previous prime is 512236942111. The next prime is 512236942201. The reversal of 512236942168 is 861249632215.

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, 3057423 + ... + 3220606.

It is an arithmetic number, because the mean of its divisors is an integer number (18080726400).

Almost surely, 2^512236942168 is an apocalyptic number.

It is an amenable number.

512236942168 is an abundant number, since it is smaller than the sum of its proper divisors (644929547432).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

512236942168 is a wasteful number, since it uses less digits than its factorization.

512236942168 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6278120 (or 6278116 counting only the distinct ones).

The product of its digits is 1244160, while the sum is 49.

The spelling of 512236942168 in words is "five hundred twelve billion, two hundred thirty-six million, nine hundred forty-two thousand, one hundred sixty-eight".