16144416617 has 4 divisors (see below), whose sum is σ = 18450761856. Its totient is φ = 13838071380.

The previous prime is 16144416599. The next prime is 16144416637. The reversal of 16144416617 is 71661444161.

16144416617 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is not a de Polignac number, because 16144416617 - 2¹⁰ = 16144415593 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (16144416637) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 1153172609 + ... + 1153172622.

It is an arithmetic number, because the mean of its divisors is an integer number (4612690464).

Almost surely, 2^16144416617 is an apocalyptic number.

It is an amenable number.

16144416617 is a deficient number, since it is larger than the sum of its proper divisors (2306345239).

16144416617 is an equidigital number, since it uses as much as digits as its factorization.

16144416617 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2306345238.

The product of its digits is 96768, while the sum is 41.

The spelling of 16144416617 in words is "sixteen billion, one hundred forty-four million, four hundred sixteen thousand, six hundred seventeen".