Curious what the value of this falchion based splitter is. Appreciate any feedback as my knowledge of the splitter marker is limited

It imparts a bonus of +35 more than usual.
It has been infused with the essence of raw terror.
It is an enhancive item:
It provides a boost of 1 to Stamina Recovery.
It seems to be out of enhancive charges.
It will persist after its last enhancive charge has been expended.
It appears to weigh about 4 pounds.
It is estimated to be worth about 15,200,000 silvers.
It is lightly weighted to inflict more critical wounds than a normal weapon of its type.
It is predominantly crafted of vultite.
It has been ensorcelled 5 times.
It may be enchanted up to a bonus of 35 by a wizard and was last enchanted by Jewlin.
It is a complex project (673 difficulty) for an adventurer to modify.
It has some unknown (scripted) benefit.
It has a permanently unlocked loresong by Florania.