66056065066 has 8 divisors (see below), whose sum is σ = 99119607264. Its totient is φ = 33016195980.

The previous prime is 66056065027. The next prime is 66056065069.

66056065066 is nontrivially palindromic in base 10.

66056065066 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not an unprimeable number, because it can be changed into a prime (66056065069) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 5911300 + ... + 5922463.

It is an arithmetic number, because the mean of its divisors is an integer number (12389950908).

Almost surely, 2^66056065066 is an apocalyptic number.

66056065066 is a deficient number, since it is larger than the sum of its proper divisors (33063542198).

66056065066 is a wasteful number, since it uses less digits than its factorization.

66056065066 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 11836556.

The product of its (nonzero) digits is 1166400, while the sum is 46.

The spelling of 66056065066 in words is "sixty-six billion, fifty-six million, sixty-five thousand, sixty-six".