2555805271 has 2 divisors, whose sum is σ = 2555805272. Its totient is φ = 2555805270.

The previous prime is 2555805269. The next prime is 2555805331. The reversal of 2555805271 is 1725085552.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2555805271 - 2¹ = 2555805269 is a prime.

Together with 2555805269, it forms a pair of twin primes.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2555806271) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1277902635 + 1277902636.

It is an arithmetic number, because the mean of its divisors is an integer number (1277902636).

Almost surely, 2^2555805271 is an apocalyptic number.

2555805271 is a deficient number, since it is larger than the sum of its proper divisors (1).

2555805271 is an equidigital number, since it uses as much as digits as its factorization.

2555805271 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 140000, while the sum is 40.

The square root of 2555805271 is about 50554.9727623307. The cubic root of 2555805271 is about 1367.2331732776.

The spelling of 2555805271 in words is "two billion, five hundred fifty-five million, eight hundred five thousand, two hundred seventy-one".