226789999105643 has 2 divisors, whose sum is σ = 226789999105644. Its totient is φ = 226789999105642.

The previous prime is 226789999105609. The next prime is 226789999105687. The reversal of 226789999105643 is 346501999987622.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 226789999105643 - 2²² = 226789994911339 is a prime.

It is not a weakly prime, because it can be changed into another prime (226789999105603) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113394999552821 + 113394999552822.

It is an arithmetic number, because the mean of its divisors is an integer number (113394999552822).

It is a 1-persistent number, because it is pandigital, but 2⋅226789999105643 = 453579998211286 is not.

Almost surely, 2^{226789999105643} is an apocalyptic number.

226789999105643 is a deficient number, since it is larger than the sum of its proper divisors (1).

226789999105643 is an equidigital number, since it uses as much as digits as its factorization.

226789999105643 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3174474240, while the sum is 80.

The spelling of 226789999105643 in words is "two hundred twenty-six trillion, seven hundred eighty-nine billion, nine hundred ninety-nine million, one hundred five thousand, six hundred forty-three".