At least two people are waking up on Thursday as new multi-millionaires. One of the tickets was sold in Arizona, and one in Missouri.
The winners have not been identified.
Lottery officials say the jackpot increased to $579.9 million by the time of the drawing. They say tickets were selling at a rate of 130,000 a minute nationwide.
The winning numbers were 5-16-22-23-29 and a Powerball of 6.