225706225612 has 24 divisors (see below), whose sum is σ = 458149954304. Its totient is φ = 95287488912.

The previous prime is 225706225609. The next prime is 225706225631. The reversal of 225706225612 is 216522607522.

It is a happy number.

225706225612 is digitally balanced in base 3, because in such base it contains all the possibile digits an equal number of times.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 60154368 + ... + 60158119.

Almost surely, 2^225706225612 is an apocalyptic number.

It is an amenable number.

225706225612 is an abundant number, since it is smaller than the sum of its proper divisors (232443728692).

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

225706225612 is a wasteful number, since it uses less digits than its factorization.

225706225612 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 120312565 (or 120312563 counting only the distinct ones).

The product of its (nonzero) digits is 201600, while the sum is 40.

The spelling of 225706225612 in words is "two hundred twenty-five billion, seven hundred six million, two hundred twenty-five thousand, six hundred twelve".