225040333455 has 32 divisors (see below), whose sum is σ = 457224806400. Its totient is φ = 102875580576.

The previous prime is 225040333451. The next prime is 225040333457. The reversal of 225040333455 is 554333040522.

It is not a de Polignac number, because 225040333455 - 2² = 225040333451 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225040333451) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 119068015 + ... + 119069904.

It is an arithmetic number, because the mean of its divisors is an integer number (14288275200).

Almost surely, 2^225040333455 is an apocalyptic number.

225040333455 is an abundant number, since it is smaller than the sum of its proper divisors (232184472945).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

225040333455 is a wasteful number, since it uses less digits than its factorization.

225040333455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 238137940 (or 238137934 counting only the distinct ones).

The product of its (nonzero) digits is 216000, while the sum is 36.

Adding to 225040333455 its reverse (554333040522), we get a palindrome (779373373977).

The spelling of 225040333455 in words is "two hundred twenty-five billion, forty million, three hundred thirty-three thousand, four hundred fifty-five".