2555522211 has 32 divisors (see below), whose sum is σ = 3996057600. Its totient is φ = 1436050080.

The previous prime is 2555522209. The next prime is 2555522303. The reversal of 2555522211 is 1122255552.

It is not a de Polignac number, because 2555522211 - 2¹ = 2555522209 is a prime.

It is not an unprimeable number, because it can be changed into a prime (2555522201) 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 31 ways as a sum of consecutive naturals, for example, 13891 + ... + 72828.

It is an arithmetic number, because the mean of its divisors is an integer number (124876800).

Almost surely, 2^2555522211 is an apocalyptic number.

2555522211 is a deficient number, since it is larger than the sum of its proper divisors (1440535389).

2555522211 is a wasteful number, since it uses less digits than its factorization.

2555522211 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 86799.

The product of its digits is 10000, while the sum is 30.

The square root of 2555522211 is about 50552.1731580355. The cubic root of 2555522211 is about 1367.1826969086.

Adding to 2555522211 its reverse (1122255552), we get a palindrome (3677777763).

The spelling of 2555522211 in words is "two billion, five hundred fifty-five million, five hundred twenty-two thousand, two hundred eleven".