226120055072 has 18 divisors (see below), whose sum is σ = 445179154329. Its totient is φ = 113058682560.

The previous prime is 226120055027. The next prime is 226120055093. The reversal of 226120055072 is 270550021622.

It is a powerful number, because all its prime factors have an exponent greater than 1 and also an Achilles number because it is not a perfect power.

It can be written as a sum of positive squares in 2 ways, for example, as 144646344976 + 81473710096 = 380324^2 + 285436^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=336244.

It is a super-2 number, since 2×226120055072² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (32).

It is a Duffinian number.

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 2 ways as a sum of consecutive naturals, for example, 2647922 + ... + 2731982.

Almost surely, 2^226120055072 is an apocalyptic number.

It is an amenable number.

226120055072 is a deficient number, since it is larger than the sum of its proper divisors (219059099257).

226120055072 is an frugal number, since it uses more digits than its factorization.

226120055072 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 168132 (or 84063 counting only the distinct ones).

The product of its (nonzero) digits is 16800, while the sum is 32.

Multiplying 226120055072 by its sum of digits (32), we get a square (7235841762304 = 2689952²).

226120055072 divided by its sum of digits (32) gives a square (7066251721 = 84061²).

Adding to 226120055072 its reverse (270550021622), we get a palindrome (496670076694).

The spelling of 226120055072 in words is "two hundred twenty-six billion, one hundred twenty million, fifty-five thousand, seventy-two".