5616559872 has 576 divisors, whose sum is σ = 21168645120. Its totient is φ = 1426636800.

The previous prime is 5616559859. The next prime is 5616559901. The reversal of 5616559872 is 2789556165.

5616559872 is a `hidden beast` number, since 5 + 6 + 1 + 6 + 559 + 87 + 2 = 666.

It is a tau number, because it is divible by the number of its divisors (576).

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 32465578 + ... + 32465750.

It is an arithmetic number, because the mean of its divisors is an integer number (36751120).

Almost surely, 2^5616559872 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 5616559872, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10584322560).

5616559872 is an abundant number, since it is smaller than the sum of its proper divisors (15552085248).

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

5616559872 is a wasteful number, since it uses less digits than its factorization.

5616559872 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 277 (or 257 counting only the distinct ones).

The product of its digits is 4536000, while the sum is 54.

The square root of 5616559872 is about 74943.7113572580. The cubic root of 5616559872 is about 1777.5567066956.

The spelling of 5616559872 in words is "five billion, six hundred sixteen million, five hundred fifty-nine thousand, eight hundred seventy-two".