Naruto had a
decent apartment and an allowance for food. The abuse or negligence only comes from the anime, which is not canon. Could he have been better? Yeah. But Naruto was very well off in all ways but companionship.
Orochimaru escaping was bad on him, yes. We talked about it.
Because no person is an island? Naruto has Shikamaru at the end of Shippuden in this role, a close adviser. Hiruzen is repeatedly said to be a bleeding heart and tries to negotiate as much as possible until the last second—which is a flaw. Which is why he had Danzo who executed what the village needed to be done. But this combination still led Konoha through...
2nd Shinobi World War
3rd Shinobi World War
Sunagakure/Otogakure attack
With potential for the 1st Shinobi World War, it's not conclusive.
The Uchiha faced discrimination before Hiruzen's reign, it grew under his and exploded after the Kyuubi attack but the Uchiha dug their own graves. Hiruzen should be given a pat on the back for all the time he gave them to rethink their course.
Others didn't rule for 45+ years and through as many conflicts.