4599944064 has 192 divisors, whose sum is σ = 13931274240. Its totient is φ = 1454035968.

The previous prime is 4599944047. The next prime is 4599944071. The reversal of 4599944064 is 4604499954.

It is a happy number.

4599944064 is a `hidden beast` number, since 4 + 59 + 99 + 440 + 64 = 666.

It is a tau number, because it is divible by the number of its divisors (192).

It is a self number, because there is not a number n which added to its sum of digits gives 4599944064.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 3364309 + ... + 3365675.

It is an arithmetic number, because the mean of its divisors is an integer number (72558720).

Almost surely, 2^4599944064 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 4599944064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6965637120).

4599944064 is an abundant number, since it is smaller than the sum of its proper divisors (9331330176).

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

4599944064 is a wasteful number, since it uses less digits than its factorization.

4599944064 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1537 (or 1522 counting only the distinct ones).

The product of its (nonzero) digits is 5598720, while the sum is 54.

The square root of 4599944064 is about 67822.8874643361. The cubic root of 4599944064 is about 1663.0967577006.

The spelling of 4599944064 in words is "four billion, five hundred ninety-nine million, nine hundred forty-four thousand, sixty-four".