Why do you think that the pharaoh lived a life of total isolation

Well ... first of which pharaoh ... and by the way if they were a pharaoh they were considered royalty so they were constantly surrended by servants doing as he or she commanded of them as we as wives if it was a man because they usually had multiples

Since they had everything gifted to them and they wanted to be seen like a god. If someone saw the pharaoh for the first time it would be a god like experience ...