226644899912 has 36 divisors (see below), whose sum is σ = 451472832315. Its totient is φ = 106645651200.

The previous prime is 226644899891. The next prime is 226644899941. The reversal of 226644899912 is 219998446622.

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 5 ways, for example, as 224643769156 + 2001130756 = 473966^2 + 44734^2 .

It is an ABA number since it can be written as A⋅B^A, here for A=2, B=336634.

It is a super-2 number, since 2×226644899912² (a number of 24 digits) contains 22 as substring.

It is a Duffinian number.

It is an unprimeable number.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 22886162 + ... + 22896062.

Almost surely, 2^226644899912 is an apocalyptic number.

It is an amenable number.

226644899912 is a deficient number, since it is larger than the sum of its proper divisors (224827932403).

226644899912 is an frugal number, since it uses more digits than its factorization.

226644899912 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 19842 (or 9920 counting only the distinct ones).

The product of its digits is 26873856, while the sum is 62.

The spelling of 226644899912 in words is "two hundred twenty-six billion, six hundred forty-four million, eight hundred ninety-nine thousand, nine hundred twelve".