225031324455 has 48 divisors (see below), whose sum is σ = 453331906560. Its totient is φ = 101127870144.

The previous prime is 225031324451. The next prime is 225031324549. The reversal of 225031324455 is 554423130522.

225031324455 is a `hidden beast` number, since 2 + 2 + 50 + 313 + 244 + 55 = 666.

It is not a de Polignac number, because 225031324455 - 2² = 225031324451 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225031324451) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6035527 + ... + 6072696.

It is an arithmetic number, because the mean of its divisors is an integer number (9444414720).

Almost surely, 2^225031324455 is an apocalyptic number.

225031324455 is an abundant number, since it is smaller than the sum of its proper divisors (228300582105).

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

225031324455 is a wasteful number, since it uses less digits than its factorization.

225031324455 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12108300 (or 12108297 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 36.

Adding to 225031324455 its reverse (554423130522), we get a palindrome (779454454977).

The spelling of 225031324455 in words is "two hundred twenty-five billion, thirty-one million, three hundred twenty-four thousand, four hundred fifty-five".