44081220288 has 224 divisors, whose sum is σ = 140526747648. Its totient is φ = 11928499200.

The previous prime is 44081220277. The next prime is 44081220311. The reversal of 44081220288 is 88202218044.

It is a tau number, because it is divible by the number of its divisors (224).

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 1946953 + ... + 1969463.

It is an arithmetic number, because the mean of its divisors is an integer number (627351552).

Almost surely, 2^44081220288 is an apocalyptic number.

44081220288 is a gapful number since it is divisible by the number (48) 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 44081220288, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (70263373824).

44081220288 is an abundant number, since it is smaller than the sum of its proper divisors (96445527360).

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

44081220288 is a wasteful number, since it uses less digits than its factorization.

44081220288 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22611 (or 22601 counting only the distinct ones).

The product of its (nonzero) digits is 65536, while the sum is 39.

The spelling of 44081220288 in words is "forty-four billion, eighty-one million, two hundred twenty thousand, two hundred eighty-eight".