2056287256 has 16 divisors (see below), whose sum is σ = 3860304840. Its totient is φ = 1026872640.

The previous prime is 2056287209. The next prime is 2056287263. The reversal of 2056287256 is 6527826502.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 151981 + ... + 164956.

Almost surely, 2^2056287256 is an apocalyptic number.

It is an amenable number.

2056287256 is a deficient number, since it is larger than the sum of its proper divisors (1804017584).

2056287256 is a wasteful number, since it uses less digits than its factorization.

2056287256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 317754 (or 317750 counting only the distinct ones).

The product of its (nonzero) digits is 403200, while the sum is 43.

The square root of 2056287256 is about 45346.3036641356. The cubic root of 2056287256 is about 1271.6314528315.

The spelling of 2056287256 in words is "two billion, fifty-six million, two hundred eighty-seven thousand, two hundred fifty-six".