44278382736 has 360 divisors, whose sum is σ = 149786540280. Its totient is φ = 12160253952.

The previous prime is 44278382723. The next prime is 44278382807. The reversal of 44278382736 is 63728387244.

It is a happy number.

It can be written as a sum of positive squares in 4 ways, for example, as 1806336 + 44276576400 = 1344^2 + 210420^2 .

It is a nude number because it is divisible by every one of its digits.

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 71 ways as a sum of consecutive naturals, for example, 72231966 + ... + 72232578.

It is an arithmetic number, because the mean of its divisors is an integer number (416073723).

Almost surely, 2^44278382736 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 44278382736, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (74893270140).

44278382736 is an abundant number, since it is smaller than the sum of its proper divisors (105508157544).

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

44278382736 is a wasteful number, since it uses less digits than its factorization.

44278382736 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1023 (or 1007 counting only the distinct ones).

The product of its digits is 10838016, while the sum is 54.

The spelling of 44278382736 in words is "forty-four billion, two hundred seventy-eight million, three hundred eighty-two thousand, seven hundred thirty-six".