225434321255 has 48 divisors (see below), whose sum is σ = 320718649824. Its totient is φ = 150792445440.

The previous prime is 225434321243. The next prime is 225434321269. The reversal of 225434321255 is 552123434522.

It is not a de Polignac number, because 225434321255 - 2⁸ = 225434320999 is a prime.

It is a Duffinian number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2530937 + ... + 2618493.

It is an arithmetic number, because the mean of its divisors is an integer number (6681638538).

Almost surely, 2^225434321255 is an apocalyptic number.

225434321255 is a deficient number, since it is larger than the sum of its proper divisors (95284328569).

225434321255 is a wasteful number, since it uses less digits than its factorization.

225434321255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 87876 (or 87863 counting only the distinct ones).

The product of its digits is 288000, while the sum is 38.

Adding to 225434321255 its reverse (552123434522), we get a palindrome (777557755777).

The spelling of 225434321255 in words is "two hundred twenty-five billion, four hundred thirty-four million, three hundred twenty-one thousand, two hundred fifty-five".