4442491805724 has 324 divisors, whose sum is σ = 14046989766264. Its totient is φ = 1179781739136.

The previous prime is 4442491805693. The next prime is 4442491805761. The reversal of 4442491805724 is 4275081942444.

4442491805724 is a `hidden beast` number, since 4 + 4 + 4 + 2 + 491 + 80 + 5 + 72 + 4 = 666.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 107 ways as a sum of consecutive naturals, for example, 33684799 + ... + 33816425.

It is an arithmetic number, because the mean of its divisors is an integer number (43354906686).

Almost surely, 2^{4442491805724} 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 4442491805724, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7023494883132).

4442491805724 is an abundant number, since it is smaller than the sum of its proper divisors (9604497960540).

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

4442491805724 is a wasteful number, since it uses less digits than its factorization.

4442491805724 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 131742 (or 131711 counting only the distinct ones).

The product of its (nonzero) digits is 10321920, while the sum is 54.

The spelling of 4442491805724 in words is "four trillion, four hundred forty-two billion, four hundred ninety-one million, eight hundred five thousand, seven hundred twenty-four".