KEY POINTS
  • The lump-sum cash payout option on Saturday night's jackpot will be at least $273.1 million.
  • Before claiming the prize, winners should consult a financial advisor, and attorney.
  • Federal tax withholding on the lump sum would be nearly $68.28 million.

The Powerball jackpot has jumped to $435 million, after Wednesday's drawing failed to yield a winner for the top prize.

If you are lucky enough to pick the winning combo for this weekend's drawing, there's one thing you need to do right away: pause.