She was associated with weaving. Annabeth worked on her pride through it. Monsters that powerful definitely can pick up on their name... so... we've already said it a lot.

[He's always been really bad at that.]

Other than that... monsters can sort of smell where we are. The more powerful you are, the easier it is for them. There's ways to amplify it with cellphones.. but we could get everything nearby if we do that.