225611542452 has 48 divisors (see below), whose sum is σ = 572008908800. Its totient is φ = 68947498080.

The previous prime is 225611542447. The next prime is 225611542487. The reversal of 225611542452 is 254245116522.

225611542452 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 225611542452.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 15953002 + ... + 15967137.

Almost surely, 2^225611542452 is an apocalyptic number.

It is an amenable number.

225611542452 is an abundant number, since it is smaller than the sum of its proper divisors (346397366348).

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

225611542452 is a wasteful number, since it uses less digits than its factorization.

225611542452 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 31920196 (or 31920194 counting only the distinct ones).

The product of its digits is 192000, while the sum is 39.

Adding to 225611542452 its reverse (254245116522), we get a palindrome (479856658974).

The spelling of 225611542452 in words is "two hundred twenty-five billion, six hundred eleven million, five hundred forty-two thousand, four hundred fifty-two".