2066466006066 has 96 divisors (see below), whose sum is σ = 5296688884800. Its totient is φ = 531430032000.

The previous prime is 2066466006061. The next prime is 2066466006067. The reversal of 2066466006066 is 6606006646602.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (2066466006061) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2836641 + ... + 3489908.

It is an arithmetic number, because the mean of its divisors is an integer number (55173842550).

Almost surely, 2^{2066466006066} is an apocalyptic number.

2066466006066 is an abundant number, since it is smaller than the sum of its proper divisors (3230222878734).

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

2066466006066 is a wasteful number, since it uses less digits than its factorization.

2066466006066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6326680 (or 6326673 counting only the distinct ones).

The product of its (nonzero) digits is 2239488, while the sum is 48.

The spelling of 2066466006066 in words is "two trillion, sixty-six billion, four hundred sixty-six million, six thousand, sixty-six".