165067271795 has 8 divisors (see below), whose sum is σ = 199019498640. Its totient is φ = 131427969120.

The previous prime is 165067271791. The next prime is 165067271843. The reversal of 165067271795 is 597172760561.

It is a happy number.

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

It is not a de Polignac number, because 165067271795 - 2² = 165067271791 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 165067271795.

It is not an unprimeable number, because it can be changed into a prime (165067271791) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 78229880 + ... + 78231989.

It is an arithmetic number, because the mean of its divisors is an integer number (24877437330).

Almost surely, 2^165067271795 is an apocalyptic number.

165067271795 is a deficient number, since it is larger than the sum of its proper divisors (33952226845).

165067271795 is a wasteful number, since it uses less digits than its factorization.

165067271795 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 156462085.

The product of its (nonzero) digits is 5556600, while the sum is 56.

The spelling of 165067271795 in words is "one hundred sixty-five billion, sixty-seven million, two hundred seventy-one thousand, seven hundred ninety-five".