4398289056 has 288 divisors, whose sum is σ = 14789174400. Its totient is φ = 1213857792.

The previous prime is 4398289033. The next prime is 4398289061. The reversal of 4398289056 is 6509828934.

4398289056 is a `hidden beast` number, since 439 + 82 + 89 + 0 + 56 = 666.

It is a tau number, because it is divible by the number of its divisors (288).

It is a super-2 number, since 2×4398289056² = 38689893240258742272, which contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 4398288993 and 4398289011.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9795520 + ... + 9795968.

It is an arithmetic number, because the mean of its divisors is an integer number (51351300).

Almost surely, 2^4398289056 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 4398289056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7394587200).

4398289056 is an abundant number, since it is smaller than the sum of its proper divisors (10390885344).

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

4398289056 is a wasteful number, since it uses less digits than its factorization.

4398289056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 628 (or 617 counting only the distinct ones).

The product of its (nonzero) digits is 3732480, while the sum is 54.

The square root of 4398289056 is about 66319.5978274899. The cubic root of 4398289056 is about 1638.4301177846.

The spelling of 4398289056 in words is "four billion, three hundred ninety-eight million, two hundred eighty-nine thousand, fifty-six".