165065161106099 has 2 divisors, whose sum is σ = 165065161106100. Its totient is φ = 165065161106098.

The previous prime is 165065161106057. The next prime is 165065161106107. The reversal of 165065161106099 is 990601161560561.

It is a strong prime.

It is an emirp because it is prime and its reverse (990601161560561) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 165065161106099 - 2³⁶ = 164996441629363 is a prime.

It is not a weakly prime, because it can be changed into another prime (165065161106039) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82532580553049 + 82532580553050.

It is an arithmetic number, because the mean of its divisors is an integer number (82532580553050).

Almost surely, 2^{165065161106099} is an apocalyptic number.

165065161106099 is a deficient number, since it is larger than the sum of its proper divisors (1).

165065161106099 is an equidigital number, since it uses as much as digits as its factorization.

165065161106099 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2624400, while the sum is 56.

The spelling of 165065161106099 in words is "one hundred sixty-five trillion, sixty-five billion, one hundred sixty-one million, one hundred six thousand, ninety-nine".