225563532200 has 48 divisors (see below), whose sum is σ = 531619290780. Its totient is φ = 88989442560.

The previous prime is 225563532193. The next prime is 225563532209. The reversal of 225563532200 is 2235365522.

It can be written as a sum of positive squares in 6 ways, for example, as 150989753476 + 74573778724 = 388574^2 + 273082^2 .

It is not an unprimeable number, because it can be changed into a prime (225563532209) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 7710179 + ... + 7739378.

Almost surely, 2^225563532200 is an apocalyptic number.

225563532200 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

225563532200 is an abundant number, since it is smaller than the sum of its proper divisors (306055758580).

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

225563532200 is a wasteful number, since it uses less digits than its factorization.

225563532200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15449646 (or 15449637 counting only the distinct ones).

The product of its (nonzero) digits is 108000, while the sum is 35.

Adding to 225563532200 its reverse (2235365522), we get a palindrome (227798897722).

The spelling of 225563532200 in words is "two hundred twenty-five billion, five hundred sixty-three million, five hundred thirty-two thousand, two hundred".