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8664846484668 = 22311471396654817
BaseRepresentation
bin111111000010111000100…
…0110001100010010111100
31010200100111001100012012220
41332011301012030102330
52113431101200002133
630232324151325340
71553004654615663
oct176056106142274
933610431305186
108664846484668
112840816a48520
12b7b37b680850
134ab1260aa44a
1421d548d15dda
151005d4c665b3
hex7e17118c4bc

8664846484668 has 48 divisors (see below), whose sum is σ = 22525248904704. Its totient is φ = 2569844861440.

The previous prime is 8664846484667. The next prime is 8664846484673.

8664846484668 is nontrivially palindromic in base 10.

It is a super-3 number, since 3×86648464846683 (a number of 40 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 8664846484593 and 8664846484602.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (8664846484661) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 698321205 + ... + 698333612.

It is an arithmetic number, because the mean of its divisors is an integer number (469276018848).

Almost surely, 28664846484668 is an apocalyptic number.

It is an amenable number.

8664846484668 is an abundant number, since it is smaller than the sum of its proper divisors (13860402420036).

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

8664846484668 is a wasteful number, since it uses less digits than its factorization.

8664846484668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1396654882 (or 1396654880 counting only the distinct ones).

The product of its digits is 8153726976, while the sum is 78.

The spelling of 8664846484668 in words is "eight trillion, six hundred sixty-four billion, eight hundred forty-six million, four hundred eighty-four thousand, six hundred sixty-eight".

Divisors: 1 2 3 4 6 11 12 22 33 44 47 66 94 132 141 188 282 517 564 1034 1551 2068 3102 6204 1396654817 2793309634 4189964451 5586619268 8379928902 15363202987 16759857804 30726405974 46089608961 61452811948 65642776399 92179217922 131285552798 184358435844 196928329197 262571105596 393856658394 722070540389 787713316788 1444141080778 2166211621167 2888282161556 4332423242334 8664846484668