20562244386113 has 2 divisors, whose sum is σ = 20562244386114. Its totient is φ = 20562244386112.

The previous prime is 20562244386091. The next prime is 20562244386133. The reversal of 20562244386113 is 31168344226502.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 18026579875984 + 2535664510129 = 4245772^2 + 1592377^2 .

It is a cyclic number.

It is not a de Polignac number, because 20562244386113 - 2⁶ = 20562244386049 is a prime.

It is not a weakly prime, because it can be changed into another prime (20562244386133) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10281122193056 + 10281122193057.

It is an arithmetic number, because the mean of its divisors is an integer number (10281122193057).

Almost surely, 2^{20562244386113} is an apocalyptic number.

It is an amenable number.

20562244386113 is a deficient number, since it is larger than the sum of its proper divisors (1).

20562244386113 is an equidigital number, since it uses as much as digits as its factorization.

20562244386113 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1658880, while the sum is 47.

The spelling of 20562244386113 in words is "twenty trillion, five hundred sixty-two billion, two hundred forty-four million, three hundred eighty-six thousand, one hundred thirteen".