2056506255 has 12 divisors (see below), whose sum is σ = 3564610920. Its totient is φ = 1096803312.

The previous prime is 2056506239. The next prime is 2056506259. The reversal of 2056506255 is 5526056502.

2056506255 is a `hidden beast` number, since 20 + 5 + 6 + 5 + 0 + 625 + 5 = 666.

It is not a de Polignac number, because 2056506255 - 2⁴ = 2056506239 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2056506259) 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 11 ways as a sum of consecutive naturals, for example, 22850025 + ... + 22850114.

It is an arithmetic number, because the mean of its divisors is an integer number (297050910).

Almost surely, 2^2056506255 is an apocalyptic number.

2056506255 is a deficient number, since it is larger than the sum of its proper divisors (1508104665).

2056506255 is a wasteful number, since it uses less digits than its factorization.

2056506255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45700150 (or 45700147 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 36.

The square root of 2056506255 is about 45348.7183391108. The cubic root of 2056506255 is about 1271.6765950540.

The spelling of 2056506255 in words is "two billion, fifty-six million, five hundred six thousand, two hundred fifty-five".