165308149604411 has 16 divisors (see below), whose sum is σ = 186259650828288. Its totient is φ = 145349427153600.

The previous prime is 165308149604387. The next prime is 165308149604413. The reversal of 165308149604411 is 114406941803561.

It is a cyclic number.

It is not a de Polignac number, because 165308149604411 - 2¹⁸ = 165308149342267 is a prime.

It is a Smith number, since the sum of its digits (53) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (165308149604413) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 137672231 + ... + 138867776.

It is an arithmetic number, because the mean of its divisors is an integer number (11641228176768).

Almost surely, 2^{165308149604411} is an apocalyptic number.

165308149604411 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

165308149604411 is a deficient number, since it is larger than the sum of its proper divisors (20951501223877).

165308149604411 is a wasteful number, since it uses less digits than its factorization.

165308149604411 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 276541802.

The product of its (nonzero) digits is 2488320, while the sum is 53.

The spelling of 165308149604411 in words is "one hundred sixty-five trillion, three hundred eight billion, one hundred forty-nine million, six hundred four thousand, four hundred eleven".