A List of Things More Likely Than You Winning Tomorrow’s $540 Million Lotto Jackpot

That’s not correct.

Its (5/56)(4/55)(3/54)(2/53)(1/52)*(1/46)= 5.69114597e−9
Then 1/ 5.69114597e−9= 175711536

So, 1 in 175,711,536

Since americans have spent 1.5 billion on tickets, having all the combinations is easily covered.