160165165505505 has 8 divisors (see below), whose sum is σ = 256264264808832. Its totient is φ = 85421421602928.

The previous prime is 160165165505489. The next prime is 160165165505507. The reversal of 160165165505505 is 505505561561061.

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

It is not a de Polignac number, because 160165165505505 - 2⁴ = 160165165505489 is a prime.

It is not an unprimeable number, because it can be changed into a prime (160165165505507) 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, 5338838850169 + ... + 5338838850198.

It is an arithmetic number, because the mean of its divisors is an integer number (32033033101104).

Almost surely, 2^{160165165505505} is an apocalyptic number.

160165165505505 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

It is an amenable number.

160165165505505 is a deficient number, since it is larger than the sum of its proper divisors (96099099303327).

160165165505505 is a wasteful number, since it uses less digits than its factorization.

160165165505505 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10677677700375.

The product of its (nonzero) digits is 3375000, while the sum is 51.

The spelling of 160165165505505 in words is "one hundred sixty trillion, one hundred sixty-five billion, one hundred sixty-five million, five hundred five thousand, five hundred five".