20202008005897 has 2 divisors, whose sum is σ = 20202008005898. Its totient is φ = 20202008005896.

The previous prime is 20202008005867. The next prime is 20202008005913. The reversal of 20202008005897 is 79850080020202.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15383056671376 + 4818951334521 = 3922124^2 + 2195211^2 .

It is a cyclic number.

It is not a de Polignac number, because 20202008005897 - 2¹⁹ = 20202007481609 is a prime.

It is a super-2 number, since 2×20202008005897² (a number of 27 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (20202008005867) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10101004002948 + 10101004002949.

It is an arithmetic number, because the mean of its divisors is an integer number (10101004002949).

Almost surely, 2^{20202008005897} is an apocalyptic number.

It is an amenable number.

20202008005897 is a deficient number, since it is larger than the sum of its proper divisors (1).

20202008005897 is an equidigital number, since it uses as much as digits as its factorization.

20202008005897 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 161280, while the sum is 43.

The spelling of 20202008005897 in words is "twenty trillion, two hundred two billion, eight million, five thousand, eight hundred ninety-seven".