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12133006464 = 273734191033
BaseRepresentation
bin10110100110010111…
…01111110010000000
31011022120101120220210
423103023233302000
5144322022201324
65323540234120
7606444565455
oct132313576200
934276346823
1012133006464
115166847377
12242739b940
1311b4893887
1483156182c
154b0294d29
hex2d32efc80

12133006464 has 128 divisors (see below), whose sum is σ = 32779454400. Its totient is φ = 3975561216.

The previous prime is 12133006451. The next prime is 12133006481. The reversal of 12133006464 is 46460033121.

12133006464 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (128).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11744892 + ... + 11745924.

Almost surely, 212133006464 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12133006464, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16389727200).

12133006464 is an abundant number, since it is smaller than the sum of its proper divisors (20646447936).

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

12133006464 is a wasteful number, since it uses less digits than its factorization.

12133006464 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1542 (or 1530 counting only the distinct ones).

The product of its (nonzero) digits is 10368, while the sum is 30.

Adding to 12133006464 its reverse (46460033121), we get a palindrome (58593039585).

The spelling of 12133006464 in words is "twelve billion, one hundred thirty-three million, six thousand, four hundred sixty-four".

Divisors: 1 2 3 4 6 8 12 16 24 32 48 64 73 96 128 146 192 219 292 384 419 438 584 838 876 1033 1168 1257 1676 1752 2066 2336 2514 3099 3352 3504 4132 4672 5028 6198 6704 7008 8264 9344 10056 12396 13408 14016 16528 20112 24792 26816 28032 30587 33056 40224 49584 53632 61174 66112 75409 80448 91761 99168 122348 132224 150818 160896 183522 198336 226227 244696 301636 367044 396672 432827 452454 489392 603272 734088 865654 904908 978784 1206544 1298481 1468176 1731308 1809816 1957568 2413088 2596962 2936352 3462616 3619632 3915136 4826176 5193924 5872704 6925232 7239264 9652352 10387848 11745408 13850464 14478528 20775696 27700928 28957056 31596371 41551392 55401856 63192742 83102784 94789113 126385484 166205568 189578226 252770968 379156452 505541936 758312904 1011083872 1516625808 2022167744 3033251616 4044335488 6066503232 12133006464