225272384132 has 24 divisors (see below), whose sum is σ = 411455443392. Its totient is φ = 107715792800.

The previous prime is 225272384123. The next prime is 225272384143. The reversal of 225272384132 is 231483272522.

It is a happy number.

It is a self number, because there is not a number n which added to its sum of digits gives 225272384132.

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, 170582 + ... + 692562.

It is an arithmetic number, because the mean of its divisors is an integer number (17143976808).

Almost surely, 2^225272384132 is an apocalyptic number.

It is an amenable number.

225272384132 is a deficient number, since it is larger than the sum of its proper divisors (186183059260).

225272384132 is a wasteful number, since it uses less digits than its factorization.

225272384132 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 526699 (or 526697 counting only the distinct ones).

The product of its digits is 322560, while the sum is 41.

The spelling of 225272384132 in words is "two hundred twenty-five billion, two hundred seventy-two million, three hundred eighty-four thousand, one hundred thirty-two".