225309689343712 has 24 divisors (see below), whose sum is σ = 443580612098400. Its totient is φ = 112654295794944.

The previous prime is 225309689343709. The next prime is 225309689343847. The reversal of 225309689343712 is 217343986903522.

It is a happy number.

It is a super-2 number, since 2×225309689343712² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 10441512 + ... + 23656807.

It is an arithmetic number, because the mean of its divisors is an integer number (18482525504100).

It is a 2-persistent number, because it is pandigital, and so is 2⋅225309689343712 = 450619378687424, but 3⋅225309689343712 = 675929068031136 is not.

Almost surely, 2^{225309689343712} is an apocalyptic number.

It is an amenable number.

225309689343712 is a deficient number, since it is larger than the sum of its proper divisors (218270922754688).

225309689343712 is a wasteful number, since it uses less digits than its factorization.

225309689343712 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 34304818 (or 34304810 counting only the distinct ones).

The product of its (nonzero) digits is 117573120, while the sum is 64.

The spelling of 225309689343712 in words is "two hundred twenty-five trillion, three hundred nine billion, six hundred eighty-nine million, three hundred forty-three thousand, seven hundred twelve".