66466453165 has 8 divisors (see below), whose sum is σ = 91153992960. Its totient is φ = 45576996432.

The previous prime is 66466453153. The next prime is 66466453177. The reversal of 66466453165 is 56135466466.

It is an interprime number because it is at equal distance from previous prime (66466453153) and next prime (66466453177).

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 66466453165 - 2⁵ = 66466453133 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 7 ways as a sum of consecutive naturals, for example, 949520725 + ... + 949520794.

It is an arithmetic number, because the mean of its divisors is an integer number (11394249120).

Almost surely, 2^66466453165 is an apocalyptic number.

It is an amenable number.

66466453165 is a deficient number, since it is larger than the sum of its proper divisors (24687539795).

66466453165 is a wasteful number, since it uses less digits than its factorization.

66466453165 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1899041531.

The product of its digits is 9331200, while the sum is 52.

The spelling of 66466453165 in words is "sixty-six billion, four hundred sixty-six million, four hundred fifty-three thousand, one hundred sixty-five".