225554289255 has 40 divisors (see below), whose sum is σ = 404904243744. Its totient is φ = 120123864000.

The previous prime is 225554289229. The next prime is 225554289343. The reversal of 225554289255 is 552982455522.

It is a happy number.

225554289255 is a `hidden beast` number, since 2 + 2 + 5 + 5 + 542 + 8 + 92 + 5 + 5 = 666.

It is not a de Polignac number, because 225554289255 - 2⁵ = 225554289223 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 113331 + ... + 681140.

Almost surely, 2^225554289255 is an apocalyptic number.

225554289255 is a deficient number, since it is larger than the sum of its proper divisors (179349954489).

225554289255 is an equidigital number, since it uses as much as digits as its factorization.

225554289255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 795189 (or 795180 counting only the distinct ones).

The product of its digits is 14400000, while the sum is 54.

The spelling of 225554289255 in words is "two hundred twenty-five billion, five hundred fifty-four million, two hundred eighty-nine thousand, two hundred fifty-five".