225604232012 has 24 divisors (see below), whose sum is σ = 426818822640. Its totient is φ = 103976913600.

The previous prime is 225604231999. The next prime is 225604232023. The reversal of 225604232012 is 210232406522.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 40111739 + ... + 40117362.

It is an arithmetic number, because the mean of its divisors is an integer number (17784117610).

Almost surely, 2^225604232012 is an apocalyptic number.

It is an amenable number.

225604232012 is a deficient number, since it is larger than the sum of its proper divisors (201214590628).

225604232012 is a wasteful number, since it uses less digits than its factorization.

225604232012 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80229161 (or 80229159 counting only the distinct ones).

The product of its (nonzero) digits is 11520, while the sum is 29.

Adding to 225604232012 its reverse (210232406522), we get a palindrome (435836638534).

The spelling of 225604232012 in words is "two hundred twenty-five billion, six hundred four million, two hundred thirty-two thousand, twelve".