16065344416 has 96 divisors (see below), whose sum is σ = 34981704576. Its totient is φ = 7201920000.

The previous prime is 16065344413. The next prime is 16065344453. The reversal of 16065344416 is 61444356061.

It is a happy number.

It is not an unprimeable number, because it can be changed into a prime (16065344413) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11055946 + ... + 11057398.

It is an arithmetic number, because the mean of its divisors is an integer number (364392756).

Almost surely, 2^16065344416 is an apocalyptic number.

16065344416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16065344416, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17490852288).

16065344416 is an abundant number, since it is smaller than the sum of its proper divisors (18916360160).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16065344416 is a wasteful number, since it uses less digits than its factorization.

16065344416 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1886 (or 1878 counting only the distinct ones).

The product of its (nonzero) digits is 207360, while the sum is 40.

The spelling of 16065344416 in words is "sixteen billion, sixty-five million, three hundred forty-four thousand, four hundred sixteen".