5611055612544 has 192 divisors, whose sum is σ = 16607528583360. Its totient is φ = 1817386647552.

The previous prime is 5611055612521. The next prime is 5611055612557. The reversal of 5611055612544 is 4452165501165.

5611055612544 is a `hidden beast` number, since 5 + 61 + 1 + 0 + 5 + 561 + 25 + 4 + 4 = 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 5611055612544.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 9266997 + ... + 9853899.

It is an arithmetic number, because the mean of its divisors is an integer number (86497544705).

Almost surely, 2^{5611055612544} 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 5611055612544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8303764291680).

5611055612544 is an abundant number, since it is smaller than the sum of its proper divisors (10996472970816).

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

5611055612544 is a wasteful number, since it uses less digits than its factorization.

5611055612544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 587159 (or 587144 counting only the distinct ones).

The product of its (nonzero) digits is 720000, while the sum is 45.

The spelling of 5611055612544 in words is "five trillion, six hundred eleven billion, fifty-five million, six hundred twelve thousand, five hundred forty-four".