2550555311 has 4 divisors (see below), whose sum is σ = 2551031400. Its totient is φ = 2550079224.

The previous prime is 2550555289. The next prime is 2550555379. The reversal of 2550555311 is 1135550552.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 2550555311 - 2²⁶ = 2483446447 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (2550555391) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 229916 + ... + 240753.

It is an arithmetic number, because the mean of its divisors is an integer number (637757850).

Almost surely, 2^2550555311 is an apocalyptic number.

2550555311 is a deficient number, since it is larger than the sum of its proper divisors (476089).

2550555311 is an equidigital number, since it uses as much as digits as its factorization.

2550555311 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 476088.

The product of its (nonzero) digits is 18750, while the sum is 32.

The square root of 2550555311 is about 50503.0227907202. The cubic root of 2550555311 is about 1366.2963726581.

The spelling of 2550555311 in words is "two billion, five hundred fifty million, five hundred fifty-five thousand, three hundred eleven".