225744715876 has 9 divisors (see below), whose sum is σ = 395054915731. Its totient is φ = 112871882812.

The previous prime is 225744715873. The next prime is 225744715919. The reversal of 225744715876 is 678517447522.

It is a happy number.

The square root of 225744715876 is 475126.

It is a perfect power (a square), and thus also a powerful number.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 225744715876.

It is not an unprimeable number, because it can be changed into a prime (225744715873) by changing a digit.

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 2 ways as a sum of consecutive naturals, for example, 831471 + ... + 1069033.

Almost surely, 2^225744715876 is an apocalyptic number.

225744715876 is the 475126-th square number.

It is an amenable number.

225744715876 is a deficient number, since it is larger than the sum of its proper divisors (169310199855).

225744715876 is an frugal number, since it uses more digits than its factorization.

225744715876 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 475130 (or 237565 counting only the distinct ones).

The product of its digits is 26342400, while the sum is 58.

The spelling of 225744715876 in words is "two hundred twenty-five billion, seven hundred forty-four million, seven hundred fifteen thousand, eight hundred seventy-six".