5549804749 has 2 divisors, whose sum is σ = 5549804750. Its totient is φ = 5549804748.

The previous prime is 5549804723. The next prime is 5549804759. The reversal of 5549804749 is 9474089455.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5375089225 + 174715524 = 73315^2 + 13218^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5549804749 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 5549804749.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5549804719) 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, 2774902374 + 2774902375.

It is an arithmetic number, because the mean of its divisors is an integer number (2774902375).

Almost surely, 2^5549804749 is an apocalyptic number.

It is an amenable number.

5549804749 is a deficient number, since it is larger than the sum of its proper divisors (1).

5549804749 is an equidigital number, since it uses as much as digits as its factorization.

5549804749 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7257600, while the sum is 55.

The square root of 5549804749 is about 74497.0116783217. The cubic root of 5549804749 is about 1770.4862899324.

The spelling of 5549804749 in words is "five billion, five hundred forty-nine million, eight hundred four thousand, seven hundred forty-nine".