543066066 has 32 divisors (see below), whose sum is σ = 1222099200. Its totient is φ = 178729200.

The previous prime is 543066061. The next prime is 543066067. The reversal of 543066066 is 660660345.

543066066 is a `hidden beast` number, since 5 + 43 + 0 + 6 + 606 + 6 = 666.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 543066066.

It is not an unprimeable number, because it can be changed into a prime (543066061) 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, 59385 + ... + 67916.

It is an arithmetic number, because the mean of its divisors is an integer number (38190600).

Almost surely, 2^543066066 is an apocalyptic number.

543066066 is an abundant number, since it is smaller than the sum of its proper divisors (679033134).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

543066066 is a wasteful number, since it uses less digits than its factorization.

543066066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 127391 (or 127385 counting only the distinct ones).

The product of its (nonzero) digits is 77760, while the sum is 36.

The square root of 543066066 is about 23303.7779340604. Note that the first 3 decimals coincide. The cubic root of 543066066 is about 815.8635963608.

The spelling of 543066066 in words is "five hundred forty-three million, sixty-six thousand, sixty-six".