44512225440 has 192 divisors, whose sum is σ = 148650163200. Its totient is φ = 11176427520.

The previous prime is 44512225399. The next prime is 44512225453. The reversal of 44512225440 is 4452221544.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 510136 + ... + 590984.

It is an arithmetic number, because the mean of its divisors is an integer number (774219600).

Almost surely, 2^44512225440 is an apocalyptic number.

44512225440 is a gapful number since it is divisible by the number (40) 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 44512225440, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74325081600).

44512225440 is an abundant number, since it is smaller than the sum of its proper divisors (104137937760).

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

44512225440 is a wasteful number, since it uses less digits than its factorization.

44512225440 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 80935 (or 80927 counting only the distinct ones).

The product of its (nonzero) digits is 51200, while the sum is 33.

Adding to 44512225440 its reverse (4452221544), we get a palindrome (48964446984).

The spelling of 44512225440 in words is "forty-four billion, five hundred twelve million, two hundred twenty-five thousand, four hundred forty".