5541244781 has 8 divisors (see below), whose sum is σ = 5613513600. Its totient is φ = 5469029280.

The previous prime is 5541244747. The next prime is 5541244789. The reversal of 5541244781 is 1874421455.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 5541244781 - 2⁶ = 5541244717 is a prime.

It is a super-2 number, since 2×5541244781² = 61410787445919475922, which contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (5541244789) by changing a digit.

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 7 ways as a sum of consecutive naturals, for example, 222905 + ... + 246513.

It is an arithmetic number, because the mean of its divisors is an integer number (701689200).

Almost surely, 2^5541244781 is an apocalyptic number.

It is an amenable number.

5541244781 is a deficient number, since it is larger than the sum of its proper divisors (72268819).

5541244781 is a wasteful number, since it uses less digits than its factorization.

5541244781 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 26659.

The product of its digits is 179200, while the sum is 41.

The square root of 5541244781 is about 74439.5377538039. The cubic root of 5541244781 is about 1769.5755609273.

The spelling of 5541244781 in words is "five billion, five hundred forty-one million, two hundred forty-four thousand, seven hundred eighty-one".