5561436833 has 2 divisors, whose sum is σ = 5561436834. Its totient is φ = 5561436832.

The previous prime is 5561436817. The next prime is 5561436847. The reversal of 5561436833 is 3386341655.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4314781969 + 1246654864 = 65687^2 + 35308^2 .

It is a cyclic number.

It is not a de Polignac number, because 5561436833 - 2⁴ = 5561436817 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (5561436733) 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 as a sum of consecutive naturals, namely, 2780718416 + 2780718417.

It is an arithmetic number, because the mean of its divisors is an integer number (2780718417).

Almost surely, 2^5561436833 is an apocalyptic number.

It is an amenable number.

5561436833 is a deficient number, since it is larger than the sum of its proper divisors (1).

5561436833 is an equidigital number, since it uses as much as digits as its factorization.

5561436833 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 777600, while the sum is 44.

The square root of 5561436833 is about 74575.0416225160. The cubic root of 5561436833 is about 1771.7223738809.

The spelling of 5561436833 in words is "five billion, five hundred sixty-one million, four hundred thirty-six thousand, eight hundred thirty-three".