4400844480 has 224 divisors, whose sum is σ = 15670987200. Its totient is φ = 1162543104.

The previous prime is 4400844473. The next prime is 4400844517. The reversal of 4400844480 is 844480044.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (36).

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, 939424 + ... + 944096.

Almost surely, 2^4400844480 is an apocalyptic number.

4400844480 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 4400844480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7835493600).

4400844480 is an abundant number, since it is smaller than the sum of its proper divisors (11270142720).

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

4400844480 is a wasteful number, since it uses less digits than its factorization.

4400844480 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4808 (or 4792 counting only the distinct ones).

The product of its (nonzero) digits is 65536, while the sum is 36.

The square root of 4400844480 is about 66338.8610092154. The cubic root of 4400844480 is about 1638.7473678932.

It can be divided in two parts, 44008 and 44480, that added together give a palindrome (88488).

The spelling of 4400844480 in words is "four billion, four hundred million, eight hundred forty-four thousand, four hundred eighty".