4044485616 has 160 divisors (see below), whose sum is σ = 11228448000. Its totient is φ = 1250795520.

The previous prime is 4044485591. The next prime is 4044485629. The reversal of 4044485616 is 6165844404.

It is a happy number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 11588610 + ... + 11588958.

It is an arithmetic number, because the mean of its divisors is an integer number (70177800).

Almost surely, 2^4044485616 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 4044485616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5614224000).

4044485616 is an abundant number, since it is smaller than the sum of its proper divisors (7183962384).

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

4044485616 is a wasteful number, since it uses less digits than its factorization.

4044485616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 607 (or 601 counting only the distinct ones).

The product of its (nonzero) digits is 368640, while the sum is 42.

The square root of 4044485616 is about 63596.2704566864. The cubic root of 4044485616 is about 1593.2640798239.

The spelling of 4044485616 in words is "four billion, forty-four million, four hundred eighty-five thousand, six hundred sixteen".