512427206856 has 32 divisors (see below), whose sum is σ = 1281188129760. Its totient is φ = 170793053952.

The previous prime is 512427206849. The next prime is 512427206857. The reversal of 512427206856 is 658602724215.

It is not an unprimeable number, because it can be changed into a prime (512427206857) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 738225 + ... + 1252928.

It is an arithmetic number, because the mean of its divisors is an integer number (40037129055).

Almost surely, 2^512427206856 is an apocalyptic number.

It is an amenable number.

512427206856 is an abundant number, since it is smaller than the sum of its proper divisors (768760922904).

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

512427206856 is a wasteful number, since it uses less digits than its factorization.

512427206856 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2001885 (or 2001881 counting only the distinct ones).

The product of its (nonzero) digits is 1612800, while the sum is 48.

The spelling of 512427206856 in words is "five hundred twelve billion, four hundred twenty-seven million, two hundred six thousand, eight hundred fifty-six".