The President is very much a figurehead - he wields no real power whatsoever. He is apparently chosen by the government, but the qualities he is required to display are not those of leadership but those of finely judged outrage. For this reason the President is always a controversial choice, always an infuriating but fascinating character. His job is not to wield power but to draw attention away from it.
An orange sash is what the President of the Galaxy traditionally wears.
On those criteria Zaphod Beeblebrox is one of the most successful Presidents the Galaxy has ever had. He spent two of his ten Presidential years in prison for fraud.
https://hitchhikersguidetoearth.fandom.com/wiki/President_of_the_Imperial_Galactic_Government
Such a prescient statement. Sad that it’s become true.