164043035665219 has 2 divisors, whose sum is σ = 164043035665220. Its totient is φ = 164043035665218.

The previous prime is 164043035665183. The next prime is 164043035665231. The reversal of 164043035665219 is 912566530340461.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 164043035665219 - 2¹³ = 164043035657027 is a prime.

It is a super-2 number, since 2×164043035665219² (a number of 29 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 164043035665219.

It is not a weakly prime, because it can be changed into another prime (164043035665319) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82021517832609 + 82021517832610.

It is an arithmetic number, because the mean of its divisors is an integer number (82021517832610).

Almost surely, 2^{164043035665219} is an apocalyptic number.

164043035665219 is a deficient number, since it is larger than the sum of its proper divisors (1).

164043035665219 is an equidigital number, since it uses as much as digits as its factorization.

164043035665219 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 13996800, while the sum is 55.

The spelling of 164043035665219 in words is "one hundred sixty-four trillion, forty-three billion, thirty-five million, six hundred sixty-five thousand, two hundred nineteen".