226789999105687 has 2 divisors, whose sum is σ = 226789999105688. Its totient is φ = 226789999105686.

The previous prime is 226789999105643. The next prime is 226789999105757. The reversal of 226789999105687 is 786501999987622.

It is a happy number.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 226789999105687 - 2⁴⁷ = 86052510750359 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 226789999105598 and 226789999105607.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (226769999105687) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 113394999552843 + 113394999552844.

It is an arithmetic number, because the mean of its divisors is an integer number (113394999552844).

Almost surely, 2^{226789999105687} is an apocalyptic number.

226789999105687 is a deficient number, since it is larger than the sum of its proper divisors (1).

226789999105687 is an equidigital number, since it uses as much as digits as its factorization.

226789999105687 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 14814213120, while the sum is 88.

The spelling of 226789999105687 in words is "two hundred twenty-six trillion, seven hundred eighty-nine billion, nine hundred ninety-nine million, one hundred five thousand, six hundred eighty-seven".