Alright, let's work through 87699693 times 56764974 step by step
87699693 × 56764974 = 56764974 × (87699693)
+ 56764974 × 3 that results in 170294922
+ 56764974 × 90 producing 5108847660
+ 56764974 × 600 which equals 34058984400
+ 56764974 × 9000 what gives us 510884766000
+ 56764974 × 90000 that is equal 5108847660000
+ 56764974 × 600000 which equals 34058984400000
+ 56764974 × 7000000 what gives us 397354818000000
+ 56764974 × 80000000 which equals 4541197920000000

= 4978270792952982
