200646541064513 has 2 divisors, whose sum is σ = 200646541064514. Its totient is φ = 200646541064512.

The previous prime is 200646541064503. The next prime is 200646541064549. The reversal of 200646541064513 is 315460145646002.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 156560353958464 + 44086187106049 = 12512408^2 + 6639743^2 .

It is a cyclic number.

It is not a de Polignac number, because 200646541064513 - 2⁸ = 200646541064257 is a prime.

It is not a weakly prime, because it can be changed into another prime (200646541064503) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100323270532256 + 100323270532257.

It is an arithmetic number, because the mean of its divisors is an integer number (100323270532257).

Almost surely, 2^{200646541064513} is an apocalyptic number.

It is an amenable number.

200646541064513 is a deficient number, since it is larger than the sum of its proper divisors (1).

200646541064513 is an equidigital number, since it uses as much as digits as its factorization.

200646541064513 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2073600, while the sum is 47.

The spelling of 200646541064513 in words is "two hundred trillion, six hundred forty-six billion, five hundred forty-one million, sixty-four thousand, five hundred thirteen".