The largest Mega Millions jackpot is currently $656 million... which occured on Friday, March 30, 2012. 
The winning numbers in the historic Mega Millions Lottery record jackpot were: 2, 4, 23, 38, 46 & the Mega Ball 23.
UPDATE: The winners of the gigantic Mega Millions jackpot will be split three ways by lucky ticket-holders in Kansas, Illinois and Maryland.
Below is a list of the ten largest Mega Millions jackpots.
| Rank | 
Amount | 
Date | 
Number of Winning Tickets | 
States With Winning Tickets | 
| 1 | 
$656 million | 
3/30/2012 | 
3 | 
Kansas, Illinois, Maryland | 
| 2 | 
$648 million | 
12/17/2013 | 
2 | 
California, Georgia | 
| 3 | 
$543 million | 
7/24/2018 | 
1 | 
California | 
| 4 | 
$536 million | 
7/8/2016 | 
1 | 
Indiana | 
| 5 | 
$533 million | 
3/30/2018 | 
1 | 
New Jersey | 
| 6 | 
$451 million | 
1/5/2018 | 
1 | 
Florida | 
| 7 | 
$414 million | 
3/18/2014 | 
2 | 
Florida, Maryland | 
| 8 | 
$393 million | 
8/11/2017 | 
1 | 
Illinois | 
| 9 | 
$390 million | 
3/6/2007 | 
2 | 
Georgia, New Jersey | 
| 10 | 
$380 million | 
1/4/2011 | 
2 | 
Idaho, Washington |