The may be 44-6509 (letter H) from the 457th BG. The BG had a triangle U on the tail and a blue stripe which also seems to be in the picture.
Here is a photo of the plane, note mislabeled as "42"-6509.
http://www.457thbombgroup.org/aircra..._1_RUNWAY.html
Here is a photo of "167" which shows they did put the last 3 digits of the tail number on the nose. (44-6167).
http://www.457thbombgroup.org/aircra...n_symbols.html
Note the group also put the "plane" letter on both the chin turret and the tail. Here is Letter A.
http://www.457thbombgroup.org/aircra..._Miss_IDA.html
Some info on the group with a color drawing of a plane.
http://www.8thafhs.org/bomber/457bg.htm
It appears the same photo is being discussed here:
http://www.wehrmacht-awards.com/foru...d.php?t=613777