165017327055641 has 8 divisors (see below), whose sum is σ = 165703881561504. Its totient is φ = 164330787718080.

The previous prime is 165017327055527. The next prime is 165017327055667. The reversal of 165017327055641 is 146550723710561.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 165017327055641 - 2¹⁸ = 165017326793497 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (165017327055241) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18278006 + ... + 25770528.

It is an arithmetic number, because the mean of its divisors is an integer number (20712985195188).

Almost surely, 2^{165017327055641} is an apocalyptic number.

It is an amenable number.

165017327055641 is a deficient number, since it is larger than the sum of its proper divisors (686554505863).

165017327055641 is an equidigital number, since it uses as much as digits as its factorization.

165017327055641 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7584151.

The product of its (nonzero) digits is 5292000, while the sum is 53.

The spelling of 165017327055641 in words is "one hundred sixty-five trillion, seventeen billion, three hundred twenty-seven million, fifty-five thousand, six hundred forty-one".