66466066466 has 32 divisors (see below), whose sum is σ = 101808403200. Its totient is φ = 32539320000.

The previous prime is 66466066393. The next prime is 66466066529.

It is a happy number.

66466066466 is nontrivially palindromic in base 10.

It is a Smith number, since the sum of its digits (56) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 6708116 + ... + 6718016.

It is an arithmetic number, because the mean of its divisors is an integer number (3181512600).

Almost surely, 2^66466066466 is an apocalyptic number.

66466066466 is a deficient number, since it is larger than the sum of its proper divisors (35342336734).

66466066466 is a wasteful number, since it uses less digits than its factorization.

66466066466 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10370.

The product of its (nonzero) digits is 26873856, while the sum is 56.

The spelling of 66466066466 in words is "sixty-six billion, four hundred sixty-six million, sixty-six thousand, four hundred sixty-six".