The winner opted for the lump sum at the time of purchase. The Lump sum is valued at over $400 million, according to the Texas Lottery.

Mega Millions drawings are held every Tuesday and Friday at 11 p.m. The cost is $2 per ticket, but you can add the Megaplier for $1, which will increase the amount of your potential prize up to five times the original prize (except for the jackpot).

Although the billion-dollar jackpot winner still has time to claim, the Mega Millions has seen jackpot prizes go unclaimed before.

A trust from Sugar Land, Texas, won the state's largest-ever $800 million Mega Millions jackpot, keeping the winner's identity private.

This jackpot was an estimated $93 million for Tuesday night's drawing, according to the Mega Millions website. The last jackpot was won on September 10, a single winner from Texas won a $800 million jackpot.

The New Jersey Lottery is still waiting for the jackpot winner of the March 26 $1.13 billion Mega Millions drawing to come forward and claim their prize. Today marks six months since the drawing, as the prize remains unclaimed.