225841055749 has 2 divisors, whose sum is σ = 225841055750. Its totient is φ = 225841055748.

The previous prime is 225841055743. The next prime is 225841055767. The reversal of 225841055749 is 947550148522.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 222588634849 + 3252420900 = 471793^2 + 57030^2 .

It is a cyclic number.

It is not a de Polignac number, because 225841055749 - 2¹¹ = 225841053701 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 225841055696 and 225841055705.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (225841055743) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112920527874 + 112920527875.

It is an arithmetic number, because the mean of its divisors is an integer number (112920527875).

Almost surely, 2^225841055749 is an apocalyptic number.

It is an amenable number.

225841055749 is a deficient number, since it is larger than the sum of its proper divisors (1).

225841055749 is an equidigital number, since it uses as much as digits as its factorization.

225841055749 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 4032000, while the sum is 52.

The spelling of 225841055749 in words is "two hundred twenty-five billion, eight hundred forty-one million, fifty-five thousand, seven hundred forty-nine".