2255321025 has 18 divisors (see below), whose sum is σ = 4039530950. Its totient is φ = 1202837760.

The previous prime is 2255321023. The next prime is 2255321053. The reversal of 2255321025 is 5201235522.

2255321025 is a `hidden beast` number, since 2 + 2 + 553 + 2 + 102 + 5 = 666.

It can be written as a sum of positive squares in 3 ways, for example, as 3154176 + 2252166849 = 1776^2 + 47457^2 .

It is not a de Polignac number, because 2255321025 - 2¹ = 2255321023 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 2255321025.

It is not an unprimeable number, because it can be changed into a prime (2255321023) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 17 ways as a sum of consecutive naturals, for example, 5011600 + ... + 5012049.

Almost surely, 2^2255321025 is an apocalyptic number.

2255321025 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

2255321025 is a deficient number, since it is larger than the sum of its proper divisors (1784209925).

2255321025 is a wasteful number, since it uses less digits than its factorization.

2255321025 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10023665 (or 10023657 counting only the distinct ones).

The product of its (nonzero) digits is 6000, while the sum is 27.

The square root of 2255321025 is about 47490.2203090278. The cubic root of 2255321025 is about 1311.4028491066.

Adding to 2255321025 its reverse (5201235522), we get a palindrome (7456556547).

The spelling of 2255321025 in words is "two billion, two hundred fifty-five million, three hundred twenty-one thousand, twenty-five".