The Number 566: Properties and MeaningsPrime Factors of 566=2x283.
566 Stereoskopia is a minor planet orbiting the Sun.
566 is a nontotient number.
566 is a Happy number.
The Year 566 ADIn the year 566 AD Ainmuire mac SÚtnai becomes High King of Ireland.
In the year 566 AD Gao Zu, emperor of the Tang Dynasty was born.