If He Does Indeed Leave and the Next Pope up's Name is Something like:

"Petrus Romanus"

or

"Peter the Roman"

Then We are living in the Last Days, VERY CLOSE TO IT! Because they say that would mark the Final Pope

Peter the Roman, who will pasture his sheep in many tribulations, and when these things are finished, the city of seven hills [i.e. Rome] will be destroyed, and the dreadful judge will judge his people. The End