2555776267 has 16 divisors (see below), whose sum is σ = 2813374080. Its totient is φ = 2302473600.

The previous prime is 2555776259. The next prime is 2555776313. The reversal of 2555776267 is 7626775552.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 2555776267 - 2³ = 2555776259 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2555776207) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 677667 + ... + 681427.

It is an arithmetic number, because the mean of its divisors is an integer number (175835880).

Almost surely, 2^2555776267 is an apocalyptic number.

2555776267 is a deficient number, since it is larger than the sum of its proper divisors (257597813).

2555776267 is a wasteful number, since it uses less digits than its factorization.

2555776267 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4314.

The product of its digits is 6174000, while the sum is 52.

The square root of 2555776267 is about 50554.6859054628. The cubic root of 2555776267 is about 1367.2280013420.

The spelling of 2555776267 in words is "two billion, five hundred fifty-five million, seven hundred seventy-six thousand, two hundred sixty-seven".