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164107345679 = 3717532530139
BaseRepresentation
bin1001100011010110001…
…1110101111100001111
3120200120220220221000222
42120311203311330033
510142042440030204
6203220113541555
714566506264644
oct2306543657417
9520526827028
10164107345679
1163663355822
122797b2748bb
13126241a4494
147d2b20bdcb
154407368abe
hex26358f5f0f

164107345679 has 8 divisors (see below), whose sum is σ = 168638891280. Its totient is φ = 159580863936.

The previous prime is 164107345643. The next prime is 164107345693. The reversal of 164107345679 is 976543701461.

It is a happy number.

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 164107345679 - 216 = 164107280143 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 164107345679.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (164107345639) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1200209 + ... + 1329930.

It is an arithmetic number, because the mean of its divisors is an integer number (21079861410).

Almost surely, 2164107345679 is an apocalyptic number.

164107345679 is a deficient number, since it is larger than the sum of its proper divisors (4531545601).

164107345679 is a wasteful number, since it uses less digits than its factorization.

164107345679 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2531929.

The product of its (nonzero) digits is 3810240, while the sum is 53.

The spelling of 164107345679 in words is "one hundred sixty-four billion, one hundred seven million, three hundred forty-five thousand, six hundred seventy-nine".

Divisors: 1 37 1753 64861 2530139 93615143 4435333667 164107345679