225504111425 has 12 divisors (see below), whose sum is σ = 288645263616. Its totient is φ = 174583827600.

The previous prime is 225504111421. The next prime is 225504111449. The reversal of 225504111425 is 524111405522.

It is not a de Polignac number, because 225504111425 - 2² = 225504111421 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 225504111391 and 225504111400.

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 11 ways as a sum of consecutive naturals, for example, 145485749 + ... + 145487298.

It is an arithmetic number, because the mean of its divisors is an integer number (24053771968).

Almost surely, 2^225504111425 is an apocalyptic number.

225504111425 is a gapful number since it is divisible by the number (25) formed by its first and last digit.

It is an amenable number.

225504111425 is a deficient number, since it is larger than the sum of its proper divisors (63141152191).

225504111425 is a wasteful number, since it uses less digits than its factorization.

225504111425 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 290973088 (or 290973083 counting only the distinct ones).

The product of its (nonzero) digits is 16000, while the sum is 32.

Adding to 225504111425 its reverse (524111405522), we get a palindrome (749615516947).

The spelling of 225504111425 in words is "two hundred twenty-five billion, five hundred four million, one hundred eleven thousand, four hundred twenty-five".