5659994880 has 432 divisors, whose sum is σ = 20999107584. Its totient is φ = 1458155520.

The previous prime is 5659994863. The next prime is 5659994897. The reversal of 5659994880 is 884999565.

5659994880 is a `hidden beast` number, since 5 + 65 + 9 + 99 + 488 + 0 = 666.

It is an interprime number because it is at equal distance from previous prime (5659994863) and next prime (5659994897).

It is a tau number, because it is divible by the number of its divisors (432).

It is a super-3 number, since 3×5659994880³ (a number of 30 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 9641947 + ... + 9642533.

Almost surely, 2^5659994880 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 5659994880, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (10499553792).

5659994880 is an abundant number, since it is smaller than the sum of its proper divisors (15339112704).

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

5659994880 is an equidigital number, since it uses as much as digits as its factorization.

5659994880 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 654 (or 628 counting only the distinct ones).

The product of its (nonzero) digits is 27993600, while the sum is 63.

The square root of 5659994880 is about 75232.9374675747. The cubic root of 5659994880 is about 1782.1271208162.

The spelling of 5659994880 in words is "five billion, six hundred fifty-nine million, nine hundred ninety-four thousand, eight hundred eighty".