44446441216 has 72 divisors (see below), whose sum is σ = 94259632320. Its totient is φ = 20876857344.

The previous prime is 44446441211. The next prime is 44446441217. The reversal of 44446441216 is 61214464444.

It is a super-2 number, since 2×44446441216² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (44446441211) 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 7 ways as a sum of consecutive naturals, for example, 193785 + ... + 355591.

It is an arithmetic number, because the mean of its divisors is an integer number (1309161560).

Almost surely, 2^44446441216 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 44446441216, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (47129816160).

44446441216 is an abundant number, since it is smaller than the sum of its proper divisors (49813191104).

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

44446441216 is a wasteful number, since it uses less digits than its factorization.

44446441216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 161889 (or 161875 counting only the distinct ones).

The product of its digits is 294912, while the sum is 40.

The spelling of 44446441216 in words is "forty-four billion, four hundred forty-six million, four hundred forty-one thousand, two hundred sixteen".