5546318887 has 2 divisors, whose sum is σ = 5546318888. Its totient is φ = 5546318886.

The previous prime is 5546318881. The next prime is 5546318917. The reversal of 5546318887 is 7888136455.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5546318887 - 2³ = 5546318879 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5546318881) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2773159443 + 2773159444.

It is an arithmetic number, because the mean of its divisors is an integer number (2773159444).

Almost surely, 2^5546318887 is an apocalyptic number.

5546318887 is a deficient number, since it is larger than the sum of its proper divisors (1).

5546318887 is an equidigital number, since it uses as much as digits as its factorization.

5546318887 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 6451200, while the sum is 55.

The square root of 5546318887 is about 74473.6120179490. The cubic root of 5546318887 is about 1770.1155283313.

The spelling of 5546318887 in words is "five billion, five hundred forty-six million, three hundred eighteen thousand, eight hundred eighty-seven".