225022563272 has 16 divisors (see below), whose sum is σ = 454372483740. Its totient is φ = 103856567616.

The previous prime is 225022563251. The next prime is 225022563277. The reversal of 225022563272 is 272365220522.

It can be written as a sum of positive squares in 2 ways, for example, as 221308148356 + 3714414916 = 470434^2 + 60946^2 .

It is not an unprimeable number, because it can be changed into a prime (225022563277) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1081839143 + ... + 1081839350.

Almost surely, 2^225022563272 is an apocalyptic number.

It is an amenable number.

225022563272 is an abundant number, since it is smaller than the sum of its proper divisors (229349920468).

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

225022563272 is a wasteful number, since it uses less digits than its factorization.

225022563272 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2163678512 (or 2163678508 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 38.

Adding to 225022563272 its reverse (272365220522), we get a palindrome (497387783794).

The spelling of 225022563272 in words is "two hundred twenty-five billion, twenty-two million, five hundred sixty-three thousand, two hundred seventy-two".