2255671256 has 32 divisors (see below), whose sum is σ = 4354015680. Its totient is φ = 1094745600.

The previous prime is 2255671247. The next prime is 2255671261. The reversal of 2255671256 is 6521765522.

It is a congruent number.

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 7 ways as a sum of consecutive naturals, for example, 118736 + ... + 136416.

It is an arithmetic number, because the mean of its divisors is an integer number (136062990).

Almost surely, 2^2255671256 is an apocalyptic number.

It is an amenable number.

2255671256 is a deficient number, since it is larger than the sum of its proper divisors (2098344424).

2255671256 is a wasteful number, since it uses less digits than its factorization.

2255671256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18155 (or 18151 counting only the distinct ones).

The product of its digits is 252000, while the sum is 41.

The square root of 2255671256 is about 47493.9075671817. The cubic root of 2255671256 is about 1311.4707286019.

The spelling of 2255671256 in words is "two billion, two hundred fifty-five million, six hundred seventy-one thousand, two hundred fifty-six".