Can't change my memorable word

HELLO, I'm HAVING TROUBLE CHANGING MY MEMORABLE WORD WHEN I CLICK ON EDIT, IT ASKING ME TO CHANGE MY E-MAIL ADDRESS.  I PUT IN E-MAIL ADDRESS AND IT COMES UP WITH YOU CHANGED YOUR E-MAIL ADDRESS A WHILE A GO, PLEASE VERIFY IT IN E-MAIL BOX, BUT I DON'T RECEIVE ANY E-MAIL