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67856901238316 = 2216964225309579
BaseRepresentation
bin11110110110111001010100…
…11111100110111000101100
322220021001112010012122012002
433123130222133212320230
532343231413204111231
6400153010255231432
720202333161516021
oct1733345237467054
9286231463178162
1067856901238316
111a691a4a7a5733
12773b156b18578
132bb2b558ca168
1412a8411dd3548
157ca1a8c450cb
hex3db72a7e6e2c

67856901238316 has 6 divisors (see below), whose sum is σ = 118749577167060. Its totient is φ = 33928450619156.

The previous prime is 67856901238187. The next prime is 67856901238391. The reversal of 67856901238316 is 61383210965876.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 8482112654786 + ... + 8482112654793.

It is an arithmetic number, because the mean of its divisors is an integer number (19791596194510).

Almost surely, 267856901238316 is an apocalyptic number.

It is an amenable number.

67856901238316 is a deficient number, since it is larger than the sum of its proper divisors (50892675928744).

67856901238316 is a wasteful number, since it uses less digits than its factorization.

67856901238316 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 16964225309583 (or 16964225309581 counting only the distinct ones).

The product of its (nonzero) digits is 78382080, while the sum is 65.

The spelling of 67856901238316 in words is "sixty-seven trillion, eight hundred fifty-six billion, nine hundred one million, two hundred thirty-eight thousand, three hundred sixteen".

Divisors: 1 2 4 16964225309579 33928450619158 67856901238316