6256631878212 has 48 divisors (see below), whose sum is σ = 14917701480192. Its totient is φ = 2040036998400.

The previous prime is 6256631878199. The next prime is 6256631878247. The reversal of 6256631878212 is 2128781366526.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 2064003 + ... + 4095530.

It is an arithmetic number, because the mean of its divisors is an integer number (310785447504).

Almost surely, 2^{6256631878212} is an apocalyptic number.

It is an amenable number.

6256631878212 is an abundant number, since it is smaller than the sum of its proper divisors (8661069601980).

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

6256631878212 is a wasteful number, since it uses less digits than its factorization.

6256631878212 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6161388 (or 6161386 counting only the distinct ones).

The product of its digits is 11612160, while the sum is 57.

The spelling of 6256631878212 in words is "six trillion, two hundred fifty-six billion, six hundred thirty-one million, eight hundred seventy-eight thousand, two hundred twelve".