20416301367197 has 2 divisors, whose sum is σ = 20416301367198. Its totient is φ = 20416301367196.

The previous prime is 20416301367181. The next prime is 20416301367233. The reversal of 20416301367197 is 79176310361402.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 19814018274436 + 602283092761 = 4451294^2 + 776069^2 .

It is a cyclic number.

It is not a de Polignac number, because 20416301367197 - 2⁴ = 20416301367181 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (20416301367097) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 10208150683598 + 10208150683599.

It is an arithmetic number, because the mean of its divisors is an integer number (10208150683599).

Almost surely, 2^{20416301367197} is an apocalyptic number.

It is an amenable number.

20416301367197 is a deficient number, since it is larger than the sum of its proper divisors (1).

20416301367197 is an equidigital number, since it uses as much as digits as its factorization.

20416301367197 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1143072, while the sum is 50.

The spelling of 20416301367197 in words is "twenty trillion, four hundred sixteen billion, three hundred one million, three hundred sixty-seven thousand, one hundred ninety-seven".