Beyond the punctuation, it's also arguably the wrong number: it's the maximum payload weight, not the weight of the aircraft itself, that's 144,379 kg for the 7

Beyond the punctuation, it's also arguably the wrong number: it's the maximum payload weight, not the weight of the aircraft itself, that's 144,379 kg for the 777 Freighter (according to the linked page), and e.g. 159,570 kg for the 777-300: https://www.flugzeuginfo.net/acdata_php/acdata_7773_en.php https://www.flugzeuginfo.net/acdata_php/acdata_7773_en.php.