66304040366 has 16 divisors (see below), whose sum is σ = 100252368384. Its totient is φ = 32886653184.

The previous prime is 66304040353. The next prime is 66304040389.

66304040366 is nontrivially palindromic in base 10.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 2872166 + ... + 2895158.

It is an arithmetic number, because the mean of its divisors is an integer number (6265773024).

Almost surely, 2^66304040366 is an apocalyptic number.

66304040366 is a deficient number, since it is larger than the sum of its proper divisors (33948328018).

66304040366 is a wasteful number, since it uses less digits than its factorization.

66304040366 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34475.

The product of its (nonzero) digits is 186624, while the sum is 38.

The spelling of 66304040366 in words is "sixty-six billion, three hundred four million, forty thousand, three hundred sixty-six".