Alright, let's work through 87464449 times 19227990 step by step
87464449 × 19227990 = 19227990 × (87464449)
+ 19227990 × 9 that results in 173051910
+ 19227990 × 40 producing 769119600
+ 19227990 × 400 what gives us 7691196000
+ 19227990 × 4000 that equals 76911960000
+ 19227990 × 60000 resulting in 1153679400000
+ 19227990 × 400000 giving us 7691196000000
+ 19227990 × 7000000 which equals 134595930000000
+ 19227990 × 80000000 that results in 1538239200000000

= 1681765550727510
