No problem, we've got 8879799 and 8845354 to multiply
8879799 × 8845354 = 8845354 × (8879799)
+ 8845354 × 9 which equals 79608186
+ 8845354 × 90 that equals 796081860
+ 8845354 × 700 which equals 6191747800
+ 8845354 × 9000 yielding 79608186000
+ 8845354 × 70000 which equals 619174780000
+ 8845354 × 800000 that is equal 7076283200000
+ 8845354 × 8000000 resulting in 70762832000000

= 78544965603846
