225504111426 has 32 divisors (see below), whose sum is σ = 492025805568. Its totient is φ = 68332241040.

The previous prime is 225504111421. The next prime is 225504111449. The reversal of 225504111426 is 624111405522.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (33).

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 15 ways as a sum of consecutive naturals, for example, 3795021 + ... + 3853983.

It is an arithmetic number, because the mean of its divisors is an integer number (15375806424).

Almost surely, 2^225504111426 is an apocalyptic number.

225504111426 is an abundant number, since it is smaller than the sum of its proper divisors (266521694142).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

225504111426 is a wasteful number, since it uses less digits than its factorization.

225504111426 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 116926.

The product of its (nonzero) digits is 19200, while the sum is 33.

Adding to 225504111426 its reverse (624111405522), we get a palindrome (849615516948).

The spelling of 225504111426 in words is "two hundred twenty-five billion, five hundred four million, one hundred eleven thousand, four hundred twenty-six".