225142264544 has 24 divisors (see below), whose sum is σ = 444884455008. Its totient is φ = 112155736320.

The previous prime is 225142264517. The next prime is 225142264559. The reversal of 225142264544 is 445462241522.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 12972317 + ... + 12989660.

It is an arithmetic number, because the mean of its divisors is an integer number (18536852292).

Almost surely, 2^225142264544 is an apocalyptic number.

It is an amenable number.

225142264544 is a deficient number, since it is larger than the sum of its proper divisors (219742190464).

225142264544 is a wasteful number, since it uses less digits than its factorization.

225142264544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25962258 (or 25962250 counting only the distinct ones).

The product of its digits is 614400, while the sum is 41.

The spelling of 225142264544 in words is "two hundred twenty-five billion, one hundred forty-two million, two hundred sixty-four thousand, five hundred forty-four".