$${\mathtt{78}}{\mathtt{\,\times\,}}{\mathtt{85}}{\mathtt{\,\times\,}}{\mathtt{97}}{\mathtt{\,\times\,}}{\mathtt{62}}{\mathtt{\,\small\textbf+\,}}{\mathtt{63}}{\mathtt{\,\small\textbf+\,}}{\mathtt{91}}{\mathtt{\,\small\textbf+\,}}{\mathtt{83}} = {\mathtt{39\,873\,057}}$$
.