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GIMPS has discovered a new largest known prime number: 2^{82589933}1 (24,862,048 digits) The only left truncatable prime, with digits in descending order, concatenated from two doubledigit primes. [Loungrides] The largest 4digit prime with its digits in descending order, whose sum of cubes of digits is prime, i.e., 9^3+7^3+4^3+3^3=1163. [Loungrides] The largest distinctdigit prime concatenated from two doubledigit primes. [Loungrides]
(There are 2 curios for this number that have not yet been approved by an editor.)
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