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86445654468 = 22323476664019
BaseRepresentation
bin101000010000010010…
…0000000000111000100
322021010112202020200020
41100200210000013010
52404020041420333
6103413530215140
76150126640065
oct1204044000704
9267115666606
1086445654468
1133730355748
12149065844b0
1381c8638644
144280c3456c
1523ae2d73b3
hex14209001c4

86445654468 has 48 divisors (see below), whose sum is σ = 214954629120. Its totient is φ = 26975944864.

The previous prime is 86445654457. The next prime is 86445654487.

86445654468 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3319038 + ... + 3344981.

It is an arithmetic number, because the mean of its divisors is an integer number (4478221440).

Almost surely, 286445654468 is an apocalyptic number.

It is an amenable number.

86445654468 is an abundant number, since it is smaller than the sum of its proper divisors (128508974652).

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

86445654468 is a wasteful number, since it uses less digits than its factorization.

86445654468 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6664096 (or 6664094 counting only the distinct ones).

The product of its digits is 88473600, while the sum is 60.

The spelling of 86445654468 in words is "eighty-six billion, four hundred forty-five million, six hundred fifty-four thousand, four hundred sixty-eight".

Divisors: 1 2 3 4 6 12 23 46 47 69 92 94 138 141 188 276 282 564 1081 2162 3243 4324 6486 12972 6664019 13328038 19992057 26656076 39984114 79968228 153272437 306544874 313208893 459817311 613089748 626417786 919634622 939626679 1252835572 1839269244 1879253358 3758506716 7203804539 14407609078 21611413617 28815218156 43222827234 86445654468