2255763568 has 20 divisors (see below), whose sum is σ = 4385994328. Its totient is φ = 1123894080.

The previous prime is 2255763557. The next prime is 2255763623. The reversal of 2255763568 is 8653675522.

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, 244563 + ... + 253618.

Almost surely, 2^2255763568 is an apocalyptic number.

It is an amenable number.

2255763568 is a deficient number, since it is larger than the sum of its proper divisors (2130230760).

2255763568 is a wasteful number, since it uses less digits than its factorization.

2255763568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 498472 (or 498466 counting only the distinct ones).

The product of its digits is 3024000, while the sum is 49.

The square root of 2255763568 is about 47494.8793871508. The cubic root of 2255763568 is about 1311.4886187435.

The spelling of 2255763568 in words is "two billion, two hundred fifty-five million, seven hundred sixty-three thousand, five hundred sixty-eight".