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12629126664 = 2334711253109
BaseRepresentation
bin10111100001100000…
…10010111000001000
31012121010221002220000
423300300102320020
5201331024023124
65445102003000
7624650543160
oct136060227010
935533832800
1012629126664
1153a08a3870
122545576460
1312635baa1b
1487b3c75a0
154ddae36c9
hex2f0c12e08

12629126664 has 160 divisors (see below), whose sum is σ = 44101886400. Its totient is φ = 3280279680.

The previous prime is 12629126641. The next prime is 12629126717. The reversal of 12629126664 is 46662192621.

It is a nude number because it is divisible by every one of its digits.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 39 ways as a sum of consecutive naturals, for example, 76659 + ... + 176450.

It is an arithmetic number, because the mean of its divisors is an integer number (275636790).

Almost surely, 212629126664 is an apocalyptic number.

12629126664 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

12629126664 is an abundant number, since it is smaller than the sum of its proper divisors (31472759736).

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

12629126664 is a wasteful number, since it uses less digits than its factorization.

12629126664 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 253145 (or 253132 counting only the distinct ones).

The product of its digits is 373248, while the sum is 45.

The spelling of 12629126664 in words is "twelve billion, six hundred twenty-nine million, one hundred twenty-six thousand, six hundred sixty-four".

Divisors: 1 2 3 4 6 7 8 9 11 12 14 18 21 22 24 27 28 33 36 42 44 54 56 63 66 72 77 81 84 88 99 108 126 132 154 162 168 189 198 216 231 252 264 297 308 324 378 396 462 504 567 594 616 648 693 756 792 891 924 1134 1188 1386 1512 1782 1848 2079 2268 2376 2772 3564 4158 4536 5544 6237 7128 8316 12474 16632 24948 49896 253109 506218 759327 1012436 1518654 1771763 2024872 2277981 2784199 3037308 3543526 4555962 5315289 5568398 6074616 6833943 7087052 8352597 9111924 10630578 11136796 13667886 14174104 15945867 16705194 18223848 19489393 20501829 21261156 22273592 25057791 27335772 31891734 33410388 38978786 41003658 42522312 47837601 50115582 54671544 58468179 63783468 66820776 75173373 77957572 82007316 95675202 100231164 116936358 127566936 143512803 150346746 155915144 164014632 175404537 191350404 200462328 225520119 233872716 287025606 300693492 350809074 382700808 451040238 467745432 526213611 574051212 601386984 701618148 902080476 1052427222 1148102424 1403236296 1578640833 1804160952 2104854444 3157281666 4209708888 6314563332 12629126664