5541112566 has 96 divisors (see below), whose sum is σ = 13899600000. Its totient is φ = 1576707840.

The previous prime is 5541112553. The next prime is 5541112579. The reversal of 5541112566 is 6652111455.

5541112566 is a `hidden beast` number, since 55 + 41 + 1 + 1 + 2 + 566 = 666.

It is an interprime number because it is at equal distance from previous prime (5541112553) and next prime (5541112579).

It is a self number, because there is not a number n which added to its sum of digits gives 5541112566.

It is a congruent number.

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 47 ways as a sum of consecutive naturals, for example, 1677985 + ... + 1681283.

It is an arithmetic number, because the mean of its divisors is an integer number (144787500).

Almost surely, 2^5541112566 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 5541112566, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (6949800000).

5541112566 is an abundant number, since it is smaller than the sum of its proper divisors (8358487434).

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

5541112566 is a wasteful number, since it uses less digits than its factorization.

5541112566 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3834 (or 3831 counting only the distinct ones).

The product of its digits is 36000, while the sum is 36.

The square root of 5541112566 is about 74438.6496787791. The cubic root of 5541112566 is about 1769.5614866954.

The spelling of 5541112566 in words is "five billion, five hundred forty-one million, one hundred twelve thousand, five hundred sixty-six".