225132505252 has 48 divisors (see below), whose sum is σ = 400540472640. Its totient is φ = 110710800000.

The previous prime is 225132505223. The next prime is 225132505261. The reversal of 225132505252 is 252505231522.

It is a happy number.

225132505252 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

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, 33593502 + ... + 33600202.

It is an arithmetic number, because the mean of its divisors is an integer number (8344593180).

Almost surely, 2^225132505252 is an apocalyptic number.

It is an amenable number.

225132505252 is a deficient number, since it is larger than the sum of its proper divisors (175407967388).

225132505252 is a wasteful number, since it uses less digits than its factorization.

225132505252 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7372 (or 7370 counting only the distinct ones).

The product of its (nonzero) digits is 60000, while the sum is 34.

Adding to 225132505252 its reverse (252505231522), we get a palindrome (477637736774).

The spelling of 225132505252 in words is "two hundred twenty-five billion, one hundred thirty-two million, five hundred five thousand, two hundred fifty-two".