No problem, we've got 87825992 and 47823302 to multiply
87825992 × 47823302 = 47823302 × (87825992)
+ 47823302 × 2 which equals 95646604
+ 47823302 × 90 yielding 4304097180
+ 47823302 × 900 that results in 43040971800
+ 47823302 × 5000 which equals 239116510000
+ 47823302 × 20000 which equals 956466040000
+ 47823302 × 800000 producing 38258641600000
+ 47823302 × 7000000 resulting in 334763114000000
+ 47823302 × 80000000 producing 3825864160000000

= 4200128938865584
