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10664064334 = 2721117581909
BaseRepresentation
bin10011110111010000…
…01011010101001110
31000112012022121010201
421323220023111032
5133320000024314
64522103524114
7525160023400
oct117350132516
930465277121
1010664064334
11458264a410
12209745963a
13100c456c51
14732424b70
15426332b74
hex27ba0b54e

10664064334 has 48 divisors (see below), whose sum is σ = 21493427760. Its totient is φ = 3910421760.

The previous prime is 10664064311. The next prime is 10664064343. The reversal of 10664064334 is 43346046601.

It is a super-2 number, since 2×106640643342 (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 10664064293 and 10664064302.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 272629 + ... + 309280.

It is an arithmetic number, because the mean of its divisors is an integer number (447779745).

Almost surely, 210664064334 is an apocalyptic number.

10664064334 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

10664064334 is an abundant number, since it is smaller than the sum of its proper divisors (10829363426).

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

10664064334 is a wasteful number, since it uses less digits than its factorization.

10664064334 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 581953 (or 581946 counting only the distinct ones).

The product of its (nonzero) digits is 124416, while the sum is 37.

The spelling of 10664064334 in words is "ten billion, six hundred sixty-four million, sixty-four thousand, three hundred thirty-four".

Divisors: 1 2 7 11 14 17 22 34 49 77 98 119 154 187 238 374 539 833 1078 1309 1666 2618 9163 18326 581909 1163818 4073363 6400999 8146726 9892453 12801998 19784906 28513541 44806993 57027082 69247171 89613986 108816983 138494342 217633966 313648951 484730197 627297902 761718881 969460394 1523437762 5332032167 10664064334