50 yr: Book size: 2400; Registration: 144A/Reg S; Comments: Total deal size upsized to USD750m from (USD500m) 50yr Fxd. Surplus Notes 144A/Reg S. A3/A/A-. Citi/Barc/CS/WFS. IPT: T+170bp area. Price Talk: T+150bp area +/-5bp. Back-end Coupon: 3ML+179.6bps + 100bps step up at the call;