отличный(exceptionally great or excellent: This stuffed-shirt epitome of the East Coast Establishment of his day had a whale of a time at Chicago's World's Fair.4uzhoj)
обалденный(That's a whale of a story. • We had a whale of a time at the party Saturday night. • I had a whale of a time at Pete's wedding – I danced all night long!4uzhoj)
огромный(exceptionally large: Another thousand dollars would make a whale of a difference. • Remodeling the kitchen will make a whale of a difference in the selling price of the home.4uzhoj)
замечательно провести время(to enjoy oneself greatly: We had a whale of a time at the party Saturday night. • I had a whale of a time at Pete's wedding–I danced all night long! • This stuffed-shirt epitome of the East Coast Establishment of his day had a whale of a time at Chicago's World's Fair.)