164340434202613 has 2 divisors, whose sum is σ = 164340434202614. Its totient is φ = 164340434202612.

The previous prime is 164340434202517. The next prime is 164340434202743. The reversal of 164340434202613 is 316202434043461.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 149416568090449 + 14923866112164 = 12223607^2 + 3863142^2 .

It is a cyclic number.

It is not a de Polignac number, because 164340434202613 - 2⁹ = 164340434202101 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 164340434202613.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (164340434203613) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82170217101306 + 82170217101307.

It is an arithmetic number, because the mean of its divisors is an integer number (82170217101307).

Almost surely, 2^{164340434202613} is an apocalyptic number.

It is an amenable number.

164340434202613 is a deficient number, since it is larger than the sum of its proper divisors (1).

164340434202613 is an equidigital number, since it uses as much as digits as its factorization.

164340434202613 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 995328, while the sum is 43.

The spelling of 164340434202613 in words is "one hundred sixty-four trillion, three hundred forty billion, four hundred thirty-four million, two hundred two thousand, six hundred thirteen".