165048811233 has 16 divisors (see below), whose sum is σ = 229756041216. Its totient is φ = 105192182480.

The previous prime is 165048811211. The next prime is 165048811247. The reversal of 165048811233 is 332118840561.

It is a happy number.

It is a cyclic number.

It is not a de Polignac number, because 165048811233 - 2¹⁰ = 165048810209 is a prime.

It is a super-2 number, since 2×165048811233² (a number of 23 digits) contains 22 as substring.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (165048811133) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 510135 + ... + 768332.

It is an arithmetic number, because the mean of its divisors is an integer number (14359752576).

Almost surely, 2^165048811233 is an apocalyptic number.

It is an amenable number.

165048811233 is a deficient number, since it is larger than the sum of its proper divisors (64707229983).

165048811233 is a wasteful number, since it uses less digits than its factorization.

165048811233 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1280364.

The product of its (nonzero) digits is 138240, while the sum is 42.

The spelling of 165048811233 in words is "one hundred sixty-five billion, forty-eight million, eight hundred eleven thousand, two hundred thirty-three".