200545066 has 4 divisors (see below), whose sum is σ = 300817602. Its totient is φ = 100272532.

The previous prime is 200545061. The next prime is 200545087. The reversal of 200545066 is 660545002.

200545066 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes.

It can be written as a sum of positive squares in only one way, i.e., 194017041 + 6528025 = 13929^2 + 2555^2 .

It is not an unprimeable number, because it can be changed into a prime (200545061) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 50136265 + ... + 50136268.

Almost surely, 2^200545066 is an apocalyptic number.

200545066 is a deficient number, since it is larger than the sum of its proper divisors (100272536).

200545066 is a wasteful number, since it uses less digits than its factorization.

200545066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 100272535.

The product of its (nonzero) digits is 7200, while the sum is 28.

The square root of 200545066 is about 14161.3935048780. The cubic root of 200545066 is about 585.3343266357.

The spelling of 200545066 in words is "two hundred million, five hundred forty-five thousand, sixty-six".