165280064023 has 2 divisors, whose sum is σ = 165280064024. Its totient is φ = 165280064022.

The previous prime is 165280063981. The next prime is 165280064057. The reversal of 165280064023 is 320460082561.

It is a strong prime.

It is an emirp because it is prime and its reverse (320460082561) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 165280064023 - 2⁹ = 165280063511 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (165280064623) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 82640032011 + 82640032012.

It is an arithmetic number, because the mean of its divisors is an integer number (82640032012).

Almost surely, 2^165280064023 is an apocalyptic number.

165280064023 is a deficient number, since it is larger than the sum of its proper divisors (1).

165280064023 is an equidigital number, since it uses as much as digits as its factorization.

165280064023 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 69120, while the sum is 37.

The spelling of 165280064023 in words is "one hundred sixty-five billion, two hundred eighty million, sixty-four thousand, twenty-three".