225665363744 has 24 divisors (see below), whose sum is σ = 444929209200. Its totient is φ = 112667469376.

The previous prime is 225665363711. The next prime is 225665363747. The reversal of 225665363744 is 447363566522.

It is not an unprimeable number, because it can be changed into a prime (225665363747) 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, 5140694 + ... + 5184405.

It is an arithmetic number, because the mean of its divisors is an integer number (18538717050).

Almost surely, 2^225665363744 is an apocalyptic number.

It is an amenable number.

225665363744 is a deficient number, since it is larger than the sum of its proper divisors (219263845456).

225665363744 is a wasteful number, since it uses less digits than its factorization.

225665363744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10325792 (or 10325784 counting only the distinct ones).

The product of its digits is 21772800, while the sum is 53.

The spelling of 225665363744 in words is "two hundred twenty-five billion, six hundred sixty-five million, three hundred sixty-three thousand, seven hundred forty-four".