66163066036166 has 16 divisors (see below), whose sum is σ = 109161602570448. Its totient is φ = 30074120924320.

The previous prime is 66163066036159. The next prime is 66163066036181.

66163066036166 is nontrivially palindromic in base 10.

66163066036166 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 12427320035 + ... + 12427325358.

It is an arithmetic number, because the mean of its divisors is an integer number (6822600160653).

Almost surely, 2^{66163066036166} is an apocalyptic number.

66163066036166 is a deficient number, since it is larger than the sum of its proper divisors (42998536534282).

66163066036166 is a wasteful number, since it uses less digits than its factorization.

66163066036166 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 24854645428 (or 24854645406 counting only the distinct ones).

The product of its (nonzero) digits is 15116544, while the sum is 56.

The spelling of 66163066036166 in words is "sixty-six trillion, one hundred sixty-three billion, sixty-six million, thirty-six thousand, one hundred sixty-six".