165113724289 has 8 divisors (see below), whose sum is σ = 175654860768. Its totient is φ = 154664650560.

The previous prime is 165113724283. The next prime is 165113724341. The reversal of 165113724289 is 982427311561.

It is a happy number.

165113724289 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 165113724289 - 2¹⁹ = 165113200001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (165113724283) 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, 23011987 + ... + 23019160.

It is an arithmetic number, because the mean of its divisors is an integer number (21956857596).

Almost surely, 2^165113724289 is an apocalyptic number.

It is an amenable number.

165113724289 is a deficient number, since it is larger than the sum of its proper divisors (10541136479).

165113724289 is a wasteful number, since it uses less digits than its factorization.

165113724289 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46031375.

The product of its digits is 725760, while the sum is 49.

The spelling of 165113724289 in words is "one hundred sixty-five billion, one hundred thirteen million, seven hundred twenty-four thousand, two hundred eighty-nine".