No problem, we've got 77967987 and 49669374 to multiply
77967987 × 49669374 = 49669374 × (77967987)
+ 49669374 × 7 resulting in 347685618
+ 49669374 × 80 resulting in 3973549920
+ 49669374 × 900 producing 44702436600
+ 49669374 × 7000 giving us 347685618000
+ 49669374 × 60000 giving us 2980162440000
+ 49669374 × 900000 that results in 44702436600000
+ 49669374 × 7000000 producing 347685618000000
+ 49669374 × 70000000 yielding 3476856180000000

= 3872621106330138
