5565855744 has 288 divisors, whose sum is σ = 17682537600. Its totient is φ = 1678786560.

The previous prime is 5565855731. The next prime is 5565855781. The reversal of 5565855744 is 4475585655.

5565855744 is a `hidden beast` number, since 5 + 5 + 6 + 585 + 57 + 4 + 4 = 666.

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

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, 8054439 + ... + 8055129.

It is an arithmetic number, because the mean of its divisors is an integer number (61397700).

Almost surely, 2^5565855744 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 5565855744, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8841268800).

5565855744 is an abundant number, since it is smaller than the sum of its proper divisors (12116681856).

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

5565855744 is a wasteful number, since it uses less digits than its factorization.

5565855744 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 761 (or 738 counting only the distinct ones).

The product of its digits is 16800000, while the sum is 54.

The square root of 5565855744 is about 74604.6630178034. The cubic root of 5565855744 is about 1772.1914979023.

The spelling of 5565855744 in words is "five billion, five hundred sixty-five million, eight hundred fifty-five thousand, seven hundred forty-four".