225064443227 has 4 divisors (see below), whose sum is σ = 242377092720. Its totient is φ = 207751793736.

The previous prime is 225064443223. The next prime is 225064443287. The reversal of 225064443227 is 722344460522.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 722344460522 = 2 ⋅361172230261.

It is a cyclic number.

It is not a de Polignac number, because 225064443227 - 2² = 225064443223 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (225064443221) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 8656324727 + ... + 8656324752.

It is an arithmetic number, because the mean of its divisors is an integer number (60594273180).

Almost surely, 2^225064443227 is an apocalyptic number.

225064443227 is a deficient number, since it is larger than the sum of its proper divisors (17312649493).

225064443227 is a wasteful number, since it uses less digits than its factorization.

225064443227 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 17312649492.

The product of its (nonzero) digits is 645120, while the sum is 41.

The spelling of 225064443227 in words is "two hundred twenty-five billion, sixty-four million, four hundred forty-three thousand, two hundred twenty-seven".