16005065665101 has 8 divisors (see below), whose sum is σ = 21597197042400. Its totient is φ = 10541489032272.

The previous prime is 16005065665093. The next prime is 16005065665111. The reversal of 16005065665101 is 10156656050061.

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

It is not a de Polignac number, because 16005065665101 - 2³ = 16005065665093 is a prime.

It is a super-3 number, since 3×16005065665101³ (a number of 41 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16005065665111) 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, 32138685826 + ... + 32138686323.

It is an arithmetic number, because the mean of its divisors is an integer number (2699649630300).

Almost surely, 2^{16005065665101} is an apocalyptic number.

It is an amenable number.

16005065665101 is a deficient number, since it is larger than the sum of its proper divisors (5592131377299).

16005065665101 is an equidigital number, since it uses as much as digits as its factorization.

16005065665101 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64277372235.

The product of its (nonzero) digits is 162000, while the sum is 42.

The spelling of 16005065665101 in words is "sixteen trillion, five billion, sixty-five million, six hundred sixty-five thousand, one hundred one".