No problem, we've got 79828542 and 67435876 to multiply
79828542 × 67435876 = 67435876 × (79828542)
+ 67435876 × 2 that equals 134871752
+ 67435876 × 40 that equals 2697435040
+ 67435876 × 500 that is equal 33717938000
+ 67435876 × 8000 what gives us 539487008000
+ 67435876 × 20000 yielding 1348717520000
+ 67435876 × 800000 which equals 53948700800000
+ 67435876 × 9000000 giving us 606922884000000
+ 67435876 × 70000000 resulting in 4720511320000000

= 5383307659572792
