20364352717201 has 2 divisors, whose sum is σ = 20364352717202. Its totient is φ = 20364352717200.

The previous prime is 20364352717127. The next prime is 20364352717207. The reversal of 20364352717201 is 10271725346302.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16252992250000 + 4111360467201 = 4031500^2 + 2027649^2 .

It is a cyclic number.

It is not a de Polignac number, because 20364352717201 - 2⁷ = 20364352717073 is a prime.

It is not a weakly prime, because it can be changed into another prime (20364352717207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10182176358600 + 10182176358601.

It is an arithmetic number, because the mean of its divisors is an integer number (10182176358601).

Almost surely, 2^{20364352717201} is an apocalyptic number.

It is an amenable number.

20364352717201 is a deficient number, since it is larger than the sum of its proper divisors (1).

20364352717201 is an equidigital number, since it uses as much as digits as its factorization.

20364352717201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 423360, while the sum is 43.

The spelling of 20364352717201 in words is "twenty trillion, three hundred sixty-four billion, three hundred fifty-two million, seven hundred seventeen thousand, two hundred one".