225005744144 has 20 divisors (see below), whose sum is σ = 436440143424. Its totient is φ = 112376029728.

The previous prime is 225005744111. The next prime is 225005744213. The reversal of 225005744144 is 441447500522.

It is a junction number, because it is equal to n+sod(n) for n = 225005744098 and 225005744107.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7913012 + ... + 7941395.

Almost surely, 2^225005744144 is an apocalyptic number.

It is an amenable number.

225005744144 is a deficient number, since it is larger than the sum of its proper divisors (211434399280).

225005744144 is a wasteful number, since it uses less digits than its factorization.

225005744144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15855302 (or 15855296 counting only the distinct ones).

The product of its (nonzero) digits is 179200, while the sum is 38.

The spelling of 225005744144 in words is "two hundred twenty-five billion, five million, seven hundred forty-four thousand, one hundred forty-four".