225543504505 has 48 divisors (see below), whose sum is σ = 301262875200. Its totient is φ = 161962416000.

The previous prime is 225543504443. The next prime is 225543504533. The reversal of 225543504505 is 505405345522.

It is not a de Polignac number, because 225543504505 - 2³³ = 216953569913 is a prime.

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 47 ways as a sum of consecutive naturals, for example, 23153926 + ... + 23163664.

It is an arithmetic number, because the mean of its divisors is an integer number (6276309900).

Almost surely, 2^225543504505 is an apocalyptic number.

It is an amenable number.

225543504505 is a deficient number, since it is larger than the sum of its proper divisors (75719370695).

225543504505 is a wasteful number, since it uses less digits than its factorization.

225543504505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10246 (or 10235 counting only the distinct ones).

The product of its (nonzero) digits is 600000, while the sum is 40.

The spelling of 225543504505 in words is "two hundred twenty-five billion, five hundred forty-three million, five hundred four thousand, five hundred five".