165033086317 has 16 divisors (see below), whose sum is σ = 188532385920. Its totient is φ = 142996268800.

The previous prime is 165033086303. The next prime is 165033086321. The reversal of 165033086317 is 713680330561.

It is a happy number.

It is not a de Polignac number, because 165033086317 - 2²³ = 165024697709 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (165033086327) 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, 1089592 + ... + 1231777.

It is an arithmetic number, because the mean of its divisors is an integer number (11783274120).

Almost surely, 2^165033086317 is an apocalyptic number.

It is an amenable number.

165033086317 is a deficient number, since it is larger than the sum of its proper divisors (23499299603).

165033086317 is a wasteful number, since it uses less digits than its factorization.

165033086317 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2321684.

The product of its (nonzero) digits is 272160, while the sum is 43.

The spelling of 165033086317 in words is "one hundred sixty-five billion, thirty-three million, eighty-six thousand, three hundred seventeen".