16369444720896 has 144 divisors (see below), whose sum is σ = 44130542131200. Its totient is φ = 5385889327104.

The previous prime is 16369444720891. The next prime is 16369444720921. The reversal of 16369444720896 is 69802744496361.

It is a self number, because there is not a number n which added to its sum of digits gives 16369444720896.

It is not an unprimeable number, because it can be changed into a prime (16369444720891) 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, 225602895 + ... + 225675441.

Almost surely, 2^{16369444720896} is an apocalyptic number.

16369444720896 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 16369444720896, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22065271065600).

16369444720896 is an abundant number, since it is smaller than the sum of its proper divisors (27761097410304).

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

16369444720896 is an equidigital number, since it uses as much as digits as its factorization.

16369444720896 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 76364 (or 76350 counting only the distinct ones).

The product of its (nonzero) digits is 376233984, while the sum is 69.

The spelling of 16369444720896 in words is "sixteen trillion, three hundred sixty-nine billion, four hundred forty-four million, seven hundred twenty thousand, eight hundred ninety-six".