16501160100065 has 8 divisors (see below), whose sum is σ = 19805442342120. Its totient is φ = 13198227932032.

The previous prime is 16501160100059. The next prime is 16501160100079. The reversal of 16501160100065 is 56000106110561.

It can be written as a sum of positive squares in 4 ways, for example, as 242458744801 + 16258701355264 = 492401^2 + 4032208^2 .

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 16501160100065 - 2⁶ = 16501160100001 is a prime.

It is a Curzon number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 337491614 + ... + 337540503.

It is an arithmetic number, because the mean of its divisors is an integer number (2475680292765).

Almost surely, 2^{16501160100065} is an apocalyptic number.

It is an amenable number.

16501160100065 is a deficient number, since it is larger than the sum of its proper divisors (3304282242055).

16501160100065 is an equidigital number, since it uses as much as digits as its factorization.

16501160100065 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 675037011.

The product of its (nonzero) digits is 5400, while the sum is 32.

The spelling of 16501160100065 in words is "sixteen trillion, five hundred one billion, one hundred sixty million, one hundred thousand, sixty-five".