2555511244 has 24 divisors (see below), whose sum is σ = 5253989328. Its totient is φ = 1072242240.

The previous prime is 2555511223. The next prime is 2555511251. The reversal of 2555511244 is 4421155552.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2233267 + ... + 2234410.

It is an arithmetic number, because the mean of its divisors is an integer number (218916222).

Almost surely, 2^2555511244 is an apocalyptic number.

It is an amenable number.

2555511244 is an abundant number, since it is smaller than the sum of its proper divisors (2698478084).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

2555511244 is a wasteful number, since it uses less digits than its factorization.

2555511244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4467705 (or 4467703 counting only the distinct ones).

The product of its digits is 40000, while the sum is 34.

The square root of 2555511244 is about 50552.0646858266. The cubic root of 2555511244 is about 1367.1807411551.

Adding to 2555511244 its reverse (4421155552), we get a palindrome (6976666796).

The spelling of 2555511244 in words is "two billion, five hundred fifty-five million, five hundred eleven thousand, two hundred forty-four".