: This specific number is a timestamp. In the Unix time format (milliseconds), it translates to Friday, October 21, 2022, at 4:10:16 AM UTC . This tells you exactly when the image was originally created or saved by the device.
: Due to their small size, they are ideal for fast loading on websites and social media platforms. How to Handle the File ШЄШЩ…ЩЉЩ„ IMG 1666325416605 jpg
A guide to image file formats and image file types | Adobe Acrobat : This specific number is a timestamp