226452706721 has 2 divisors, whose sum is σ = 226452706722. Its totient is φ = 226452706720.

The previous prime is 226452706703. The next prime is 226452706771. The reversal of 226452706721 is 127607254622.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 224736676096 + 1716030625 = 474064^2 + 41425^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-226452706721 is a prime.

It is not a weakly prime, because it can be changed into another prime (226452706771) by changing a digit.

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 as a sum of consecutive naturals, namely, 113226353360 + 113226353361.

It is an arithmetic number, because the mean of its divisors is an integer number (113226353361).

Almost surely, 2^226452706721 is an apocalyptic number.

It is an amenable number.

226452706721 is a deficient number, since it is larger than the sum of its proper divisors (1).

226452706721 is an equidigital number, since it uses as much as digits as its factorization.

226452706721 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 564480, while the sum is 44.

The spelling of 226452706721 in words is "two hundred twenty-six billion, four hundred fifty-two million, seven hundred six thousand, seven hundred twenty-one".