165576042168 has 32 divisors (see below), whose sum is σ = 414615411600. Its totient is φ = 55101973248.

The previous prime is 165576042161. The next prime is 165576042193. The reversal of 165576042168 is 861240675561.

It is a happy number.

165576042168 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a self number, because there is not a number n which added to its sum of digits gives 165576042168.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165576042161) 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 7 ways as a sum of consecutive naturals, for example, 5612533 + ... + 5641956.

Almost surely, 2^165576042168 is an apocalyptic number.

It is an amenable number.

165576042168 is an abundant number, since it is smaller than the sum of its proper divisors (249039369432).

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

165576042168 is a wasteful number, since it uses less digits than its factorization.

165576042168 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11255111 (or 11255107 counting only the distinct ones).

The product of its (nonzero) digits is 2419200, while the sum is 51.

The spelling of 165576042168 in words is "one hundred sixty-five billion, five hundred seventy-six million, forty-two thousand, one hundred sixty-eight".