225434818319 has 2 divisors, whose sum is σ = 225434818320. Its totient is φ = 225434818318.

The previous prime is 225434818291. The next prime is 225434818331. The reversal of 225434818319 is 913818434522.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 225434818319 - 2²⁸ = 225166382863 is a prime.

It is a super-2 number, since 2×225434818319² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (225434818019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 112717409159 + 112717409160.

It is an arithmetic number, because the mean of its divisors is an integer number (112717409160).

Almost surely, 2^225434818319 is an apocalyptic number.

225434818319 is a deficient number, since it is larger than the sum of its proper divisors (1).

225434818319 is an equidigital number, since it uses as much as digits as its factorization.

225434818319 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1658880, while the sum is 50.

The spelling of 225434818319 in words is "two hundred twenty-five billion, four hundred thirty-four million, eight hundred eighteen thousand, three hundred nineteen".