Who called from 2345032000544

I receive a msg from this number on the 18 july, but unable to connect when I try calling back, want to know which network is it.

Got a message from dis particular numba and I tried callin and textin bt ma credit was deducted. Help me guyz, I nid to get dis person

i allso got a msg frm dis same number +2345032000544 it reads ''hi, do enjoy ur weekend'' who owns dis num it nt even valid...am jst wondering if everyone of us geting dis hv something in common?....am confused

Got a message from this number.. "Hello, have a wonderful week"

Twice now, i received text messages from this number...i tried calling back and it says the number does not exist. I tried replying the message, message sending failed. Who is playing this prank?