2455522881 has 16 divisors (see below), whose sum is σ = 3743001600. Its totient is φ = 1402686288.

The previous prime is 2455522847. The next prime is 2455522963. The reversal of 2455522881 is 1882255542.

It is not a de Polignac number, because 2455522881 - 2⁷ = 2455522753 is a prime.

It is a super-2 number, since 2×2455522881² = 12059185238229080322, which contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (2455522801) 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, 50500 + ... + 86378.

It is an arithmetic number, because the mean of its divisors is an integer number (233937600).

Almost surely, 2^2455522881 is an apocalyptic number.

2455522881 is a gapful number since it is divisible by the number (21) formed by its first and last digit.

It is an amenable number.

2455522881 is a deficient number, since it is larger than the sum of its proper divisors (1287478719).

2455522881 is a wasteful number, since it uses less digits than its factorization.

2455522881 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39148.

The product of its digits is 256000, while the sum is 42.

The square root of 2455522881 is about 49553.2328006963. The cubic root of 2455522881 is about 1349.1119685177. Note that the first 3 decimals are identical.

The spelling of 2455522881 in words is "two billion, four hundred fifty-five million, five hundred twenty-two thousand, eight hundred eighty-one".