200646541064523 has 16 divisors (see below), whose sum is σ = 268250281867040. Its totient is φ = 133403592052224.

The previous prime is 200646541064513. The next prime is 200646541064549. The reversal of 200646541064523 is 325460145646002.

It is not a de Polignac number, because 200646541064523 - 2⁸ = 200646541064267 is a prime.

It is not an unprimeable number, because it can be changed into a prime (200646541064503) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 69540765 + ... + 72368577.

It is an arithmetic number, because the mean of its divisors is an integer number (16765642616690).

Almost surely, 2^{200646541064523} is an apocalyptic number.

200646541064523 is a deficient number, since it is larger than the sum of its proper divisors (67603740802517).

200646541064523 is a wasteful number, since it uses less digits than its factorization.

200646541064523 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2891598.

The product of its (nonzero) digits is 4147200, while the sum is 48.

The spelling of 200646541064523 in words is "two hundred trillion, six hundred forty-six billion, five hundred forty-one million, sixty-four thousand, five hundred twenty-three".