225801000228 has 12 divisors (see below), whose sum is σ = 526869000560. Its totient is φ = 75267000072.

The previous prime is 225801000199. The next prime is 225801000241. The reversal of 225801000228 is 822000108522.

It is a tau number, because it is divible by the number of its divisors (12).

It is a junction number, because it is equal to n+sod(n) for n = 225801000195 and 225801000204.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9408374998 + ... + 9408375021.

Almost surely, 2^225801000228 is an apocalyptic number.

It is an amenable number.

225801000228 is an abundant number, since it is smaller than the sum of its proper divisors (301068000332).

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

225801000228 is a wasteful number, since it uses less digits than its factorization.

225801000228 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18816750026 (or 18816750024 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 30.

The spelling of 225801000228 in words is "two hundred twenty-five billion, eight hundred one million, two hundred twenty-eight", and thus it is an aban number.