20008275658801 has 2 divisors, whose sum is σ = 20008275658802. Its totient is φ = 20008275658800.

The previous prime is 20008275658711. The next prime is 20008275658807. The reversal of 20008275658801 is 10885657280002.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15159934067776 + 4848341591025 = 3893576^2 + 2201895^2 .

It is a cyclic number.

It is not a de Polignac number, because 20008275658801 - 2¹¹ = 20008275656753 is a prime.

It is not a weakly prime, because it can be changed into another prime (20008275658807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10004137829400 + 10004137829401.

It is an arithmetic number, because the mean of its divisors is an integer number (10004137829401).

Almost surely, 2^{20008275658801} is an apocalyptic number.

It is an amenable number.

20008275658801 is a deficient number, since it is larger than the sum of its proper divisors (1).

20008275658801 is an equidigital number, since it uses as much as digits as its factorization.

20008275658801 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2150400, while the sum is 52.

The spelling of 20008275658801 in words is "twenty trillion, eight billion, two hundred seventy-five million, six hundred fifty-eight thousand, eight hundred one".