4441964544 has 204 divisors, whose sum is σ = 13617752616. Its totient is φ = 1390411776.

The previous prime is 4441964531. The next prime is 4441964581. The reversal of 4441964544 is 4454691444.

It is a happy number.

4441964544 is a `hidden beast` number, since 4 + 4 + 4 + 196 + 454 + 4 = 666.

It is a tau number, because it is divible by the number of its divisors (204).

It is a self number, because there is not a number n which added to its sum of digits gives 4441964544.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 10026787 + ... + 10027229.

Almost surely, 2^4441964544 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 4441964544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6808876308).

4441964544 is an abundant number, since it is smaller than the sum of its proper divisors (9175788072).

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

4441964544 is an equidigital number, since it uses as much as digits as its factorization.

4441964544 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 498 (or 465 counting only the distinct ones).

The product of its digits is 1105920, while the sum is 45.

The square root of 4441964544 is about 66648.0648181176. The cubic root of 4441964544 is about 1643.8355279722.

The spelling of 4441964544 in words is "four billion, four hundred forty-one million, nine hundred sixty-four thousand, five hundred forty-four".