Regarding an ".mp4" file associated with this number, it does not appear to be a widely known viral video or a standard public media file. If you have this file on your device or found a link to it, it is likely one of the following:
: Many DVR and CCTV systems use long numeric strings to name exported video clips. 2464684 mp4
: Messaging apps and content delivery networks often rename files to unique ID strings like this when saving them to a local gallery. Regarding an "