165060115556109 has 64 divisors (see below), whose sum is σ = 223402910115840. Its totient is φ = 108395471427840.

The previous prime is 165060115556099. The next prime is 165060115556123. The reversal of 165060115556109 is 901655511060561.

It is a happy number.

It is not a de Polignac number, because 165060115556109 - 2⁷ = 165060115555981 is a prime.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165060115556129) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 36525803352 + ... + 36525807870.

It is an arithmetic number, because the mean of its divisors is an integer number (3490670470560).

Almost surely, 2^{165060115556109} is an apocalyptic number.

It is an amenable number.

165060115556109 is a deficient number, since it is larger than the sum of its proper divisors (58342794559731).

165060115556109 is a wasteful number, since it uses less digits than its factorization.

165060115556109 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6162.

The product of its (nonzero) digits is 1215000, while the sum is 51.

The spelling of 165060115556109 in words is "one hundred sixty-five trillion, sixty billion, one hundred fifteen million, five hundred fifty-six thousand, one hundred nine".