200646541064503 has 2 divisors, whose sum is σ = 200646541064504. Its totient is φ = 200646541064502.

The previous prime is 200646541064479. The next prime is 200646541064513. The reversal of 200646541064503 is 305460145646002.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 200646541064503 - 2¹⁷ = 200646540933431 is a prime.

It is a super-2 number, since 2×200646541064503² (a number of 29 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (200646541064513) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100323270532251 + 100323270532252.

It is an arithmetic number, because the mean of its divisors is an integer number (100323270532252).

Almost surely, 2^{200646541064503} is an apocalyptic number.

200646541064503 is a deficient number, since it is larger than the sum of its proper divisors (1).

200646541064503 is an equidigital number, since it uses as much as digits as its factorization.

200646541064503 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 2073600, while the sum is 46.

The spelling of 200646541064503 in words is "two hundred trillion, six hundred forty-six billion, five hundred forty-one million, sixty-four thousand, five hundred three".