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55555046305746 = 231317237125656287
BaseRepresentation
bin11001010000110111010101…
…10011001110111111010010
321021201000021200211011112020
430220123222303032333102
524240203213323240441
6314053345210312310
714462501560063221
oct1450335263167722
9237630250734466
1055555046305746
1116779843360309
126292b34728696
1324cca83cc7350
14da0c42bbacb8
156651aa8aae66
hex3286eaccefd2

55555046305746 has 128 divisors (see below), whose sum is σ = 134066214567936. Its totient is φ = 15172101288960.

The previous prime is 55555046305679. The next prime is 55555046305823. The reversal of 55555046305746 is 64750364055555.

It is a super-2 number, since 2×555550463057462 (a number of 28 digits) contains 22 as substring.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 55555046305746.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 10662786 + ... + 14993501.

It is an arithmetic number, because the mean of its divisors is an integer number (1047392301312).

Almost surely, 255555046305746 is an apocalyptic number.

55555046305746 is an abundant number, since it is smaller than the sum of its proper divisors (78511168262190).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

55555046305746 is a wasteful number, since it uses less digits than its factorization.

55555046305746 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 25656416.

The product of its (nonzero) digits is 189000000, while the sum is 60.

The spelling of 55555046305746 in words is "fifty-five trillion, five hundred fifty-five billion, forty-six million, three hundred five thousand, seven hundred forty-six".

Divisors: 1 2 3 6 13 17 23 26 34 39 46 51 69 71 78 102 138 142 213 221 299 391 426 442 598 663 782 897 923 1173 1207 1326 1633 1794 1846 2346 2414 2769 3266 3621 4899 5083 5538 7242 9798 10166 15249 15691 21229 27761 30498 31382 42458 47073 55522 63687 83283 94146 127374 166566 360893 721786 1082679 2165358 25656287 51312574 76968861 153937722 333531731 436156879 590094601 667063462 872313758 1000595193 1180189202 1308470637 1770283803 1821596377 2001190386 2616941274 3540567606 3643192754 5464789131 5670039427 7671229813 10031608217 10929578262 11340078854 15342459626 17010118281 20063216434 23013689439 23680752901 30094824651 30967138409 34020236562 41896716671 46027378878 47361505802 60189649302 61934276818 71042258703 83793433342 92901415227 125690150013 130410906821 142084517406 185802830454 251380300026 260821813642 391232720463 402572799317 544657316723 712244183407 782465440926 805145598634 1089314633446 1207718397951 1424488366814 1633971950169 2136732550221 2415436795902 3267943900338 4273465100442 9259174384291 18518348768582 27777523152873 55555046305746