225612838432 has 12 divisors (see below), whose sum is σ = 444175275726. Its totient is φ = 112806419200.

The previous prime is 225612838417. The next prime is 225612838439. The reversal of 225612838432 is 234838216522.

It can be written as a sum of positive squares in only one way, i.e., 215077047696 + 10535790736 = 463764^2 + 102644^2 .

It is not an unprimeable number, because it can be changed into a prime (225612838439) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 3525200569 + ... + 3525200632.

Almost surely, 2^225612838432 is an apocalyptic number.

It is an amenable number.

225612838432 is a deficient number, since it is larger than the sum of its proper divisors (218562437294).

225612838432 is an equidigital number, since it uses as much as digits as its factorization.

225612838432 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 7050401211 (or 7050401203 counting only the distinct ones).

The product of its digits is 1105920, while the sum is 46.

The spelling of 225612838432 in words is "two hundred twenty-five billion, six hundred twelve million, eight hundred thirty-eight thousand, four hundred thirty-two".