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12660797892367 = 47570974717913
BaseRepresentation
bin1011100000111101001001…
…0111000110011100001111
31122211100201202220002121001
42320033102113012130033
53124413303230023432
642532142410121131
72444466242303032
oct270172227063417
948740652802531
1012660797892367
114041461386839
1215058b77201a7
1370aba619ca21
1431ab00693019
1516e50a59d9e7
hexb83d25c670f

12660797892367 has 8 divisors (see below), whose sum is σ = 12930405771456. Its totient is φ = 12391199563392.

The previous prime is 12660797892359. The next prime is 12660797892373. The reversal of 12660797892367 is 76329879706621.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 12660797892367 - 23 = 12660797892359 is a prime.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 12660797892367.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12660797892397) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 324603 + ... + 5042515.

It is an arithmetic number, because the mean of its divisors is an integer number (1616300721432).

Almost surely, 212660797892367 is an apocalyptic number.

12660797892367 is a deficient number, since it is larger than the sum of its proper divisors (269607879089).

12660797892367 is an equidigital number, since it uses as much as digits as its factorization.

12660797892367 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4775057.

The product of its (nonzero) digits is 576108288, while the sum is 73.

The spelling of 12660797892367 in words is "twelve trillion, six hundred sixty billion, seven hundred ninety-seven million, eight hundred ninety-two thousand, three hundred sixty-seven".

Divisors: 1 47 57097 2683559 4717913 221741911 269378678561 12660797892367