20200298827697 has 2 divisors, whose sum is σ = 20200298827698. Its totient is φ = 20200298827696.

The previous prime is 20200298827571. The next prime is 20200298827711. The reversal of 20200298827697 is 79672889200202.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16029101220496 + 4171197607201 = 4003636^2 + 2042351^2 .

It is a cyclic number.

It is not a de Polignac number, because 20200298827697 - 2²⁰ = 20200297779121 is a prime.

It is not a weakly prime, because it can be changed into another prime (20200294827697) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10100149413848 + 10100149413849.

It is an arithmetic number, because the mean of its divisors is an integer number (10100149413849).

Almost surely, 2^{20200298827697} is an apocalyptic number.

It is an amenable number.

20200298827697 is a deficient number, since it is larger than the sum of its proper divisors (1).

20200298827697 is an equidigital number, since it uses as much as digits as its factorization.

20200298827697 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 24385536, while the sum is 62.

The spelling of 20200298827697 in words is "twenty trillion, two hundred billion, two hundred ninety-eight million, eight hundred twenty-seven thousand, six hundred ninety-seven".