“We have weathered the storm,” Gov. Lou Leon Guerrero said, adding that “the worst has gone by.”
At least 52 people are still missing, officials say.
The typhoon was one of the most powerful in recent years to hit the disaster-prone archipelago.
Hagibis was the worst storm to hit the country in decades, with some regions getting up to 3 feet of rain in just 24 hours.
A major rescue operation is underway in parts of central and northern Japan following the typhoon's landfall near Tokyo on Saturday.
Gregorio Kilili Camacho Sablan, the territory’s delegate to Congress, said residents will need significant help to recover.
At least 43 bodies have reportedly been recovered from a buried gold miners' bunkhouse in a remote Philippine town.
Philippine police say the death toll from Typhoon Mangkhut has climbed to 64.
Typhoon Mangkhut, the strongest storm to hit the country so far this year, is forecast to make landfall early on Saturday.
The tropical storm killed at least 16 people across China's southeastern coast.