2020326026809 has 2 divisors, whose sum is σ = 2020326026810. Its totient is φ = 2020326026808.

The previous prime is 2020326026779. The next prime is 2020326026813. The reversal of 2020326026809 is 9086206230202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 1778062233600 + 242263793209 = 1333440^2 + 492203^2 .

It is a cyclic number.

It is not a de Polignac number, because 2020326026809 - 2¹⁷ = 2020325895737 is a prime.

It is not a weakly prime, because it can be changed into another prime (2020326026819) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1010163013404 + 1010163013405.

It is an arithmetic number, because the mean of its divisors is an integer number (1010163013405).

Almost surely, 2^{2020326026809} is an apocalyptic number.

It is an amenable number.

2020326026809 is a deficient number, since it is larger than the sum of its proper divisors (1).

2020326026809 is an equidigital number, since it uses as much as digits as its factorization.

2020326026809 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 124416, while the sum is 40.

The spelling of 2020326026809 in words is "two trillion, twenty billion, three hundred twenty-six million, twenty-six thousand, eight hundred nine".