225504111424 has 28 divisors (see below), whose sum is σ = 448063712964. Its totient is φ = 112606168064.

The previous prime is 225504111421. The next prime is 225504111449. The reversal of 225504111424 is 424111405522.

225504111424 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 42422817024 + 183081294400 = 205968^2 + 427880^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (225504111421) 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, 2229637 + ... + 2328580.

It is an arithmetic number, because the mean of its divisors is an integer number (16002275463).

Almost surely, 2^225504111424 is an apocalyptic number.

It is an amenable number.

225504111424 is a deficient number, since it is larger than the sum of its proper divisors (222559601540).

225504111424 is an equidigital number, since it uses as much as digits as its factorization.

225504111424 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4559002 (or 4558992 counting only the distinct ones).

The product of its (nonzero) digits is 12800, while the sum is 31.

Adding to 225504111424 its reverse (424111405522), we get a palindrome (649615516946).

The spelling of 225504111424 in words is "two hundred twenty-five billion, five hundred four million, one hundred eleven thousand, four hundred twenty-four".