66010156165165 has 16 divisors (see below), whose sum is σ = 83776421718720. Its totient is φ = 49791646840320.

The previous prime is 66010156165159. The next prime is 66010156165181. The reversal of 66010156165165 is 56156165101066.

66010156165165 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is not a de Polignac number, because 66010156165165 - 2³ = 66010156165157 is a prime.

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 15 ways as a sum of consecutive naturals, for example, 1646529124 + ... + 1646569213.

It is an arithmetic number, because the mean of its divisors is an integer number (5236026357420).

Almost surely, 2^{66010156165165} is an apocalyptic number.

It is an amenable number.

66010156165165 is a deficient number, since it is larger than the sum of its proper divisors (17766265553555).

66010156165165 is a wasteful number, since it uses less digits than its factorization.

66010156165165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3293098572.

The product of its (nonzero) digits is 972000, while the sum is 49.

The spelling of 66010156165165 in words is "sixty-six trillion, ten billion, one hundred fifty-six million, one hundred sixty-five thousand, one hundred sixty-five".