2555550775 has 12 divisors (see below), whose sum is σ = 3220833784. Its totient is φ = 2010924000.

The previous prime is 2555550761. The next prime is 2555550799. The reversal of 2555550775 is 5770555552.

It is a de Polignac number, because none of the positive numbers 2^k-2555550775 is a prime.

It is a hoax number, since the sum of its digits (46) coincides with the sum of the digits of its distinct prime factors.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 836361 + ... + 839410.

Almost surely, 2^2555550775 is an apocalyptic number.

2555550775 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

2555550775 is a deficient number, since it is larger than the sum of its proper divisors (665283009).

2555550775 is a wasteful number, since it uses less digits than its factorization.

2555550775 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1675842 (or 1675837 counting only the distinct ones).

The product of its (nonzero) digits is 1531250, while the sum is 46.

The square root of 2555550775 is about 50552.4556772468. The cubic root of 2555550775 is about 1367.1877907221.

The spelling of 2555550775 in words is "two billion, five hundred fifty-five million, five hundred fifty thousand, seven hundred seventy-five".