225232535512 has 16 divisors (see below), whose sum is σ = 422831745000. Its totient is φ = 112477403520.

The previous prime is 225232535503. The next prime is 225232535531. The reversal of 225232535512 is 215535232522.

It is a happy number.

225232535512 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×225232535512² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 17351137 + ... + 17364112.

Almost surely, 2^225232535512 is an apocalyptic number.

It is an amenable number.

225232535512 is a deficient number, since it is larger than the sum of its proper divisors (197599209488).

225232535512 is a wasteful number, since it uses less digits than its factorization.

225232535512 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34716066 (or 34716062 counting only the distinct ones).

The product of its digits is 180000, while the sum is 37.

The spelling of 225232535512 in words is "two hundred twenty-five billion, two hundred thirty-two million, five hundred thirty-five thousand, five hundred twelve".