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164027086125395 = 5431669874568719
BaseRepresentation
bin100101010010111010001000…
…001100111011100101010011
3210111202211120122201111001112
4211102322020030323211103
5132444404433022003040
61340505000400523535
746356365050434533
oct4522721014734523
9714684518644045
10164027086125395
114829a550a38849
121649166b3205ab
13706a8c3296b9c
142c70d4bd094c3
1513e6ac3226365
hex952e8833b953

164027086125395 has 16 divisors (see below), whose sum is σ = 201411253655040. Its totient is φ = 128169206583264.

The previous prime is 164027086125293. The next prime is 164027086125641. The reversal of 164027086125395 is 593521680720461.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2k-164027086125395 is a prime.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 33617846 + ... + 38186564.

It is an arithmetic number, because the mean of its divisors is an integer number (12588203353440).

It is a 1-persistent number, because it is pandigital, but 2⋅164027086125395 = 328054172250790 is not.

Almost surely, 2164027086125395 is an apocalyptic number.

164027086125395 is a deficient number, since it is larger than the sum of its proper divisors (37384167529645).

164027086125395 is a wasteful number, since it uses less digits than its factorization.

164027086125395 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4735754.

The product of its (nonzero) digits is 21772800, while the sum is 59.

The spelling of 164027086125395 in words is "one hundred sixty-four trillion, twenty-seven billion, eighty-six million, one hundred twenty-five thousand, three hundred ninety-five".

Divisors: 1 5 43 215 166987 834935 4568719 7180441 22843595 35902205 196454917 982274585 762916679653 3814583398265 32805417225079 164027086125395