5555667899 has 2 divisors, whose sum is σ = 5555667900. Its totient is φ = 5555667898.

The previous prime is 5555667877. The next prime is 5555667941. The reversal of 5555667899 is 9987665555.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 5555667899 - 2¹² = 5555663803 is a prime.

It is a Sophie Germain prime.

It is a plaindrome in base 10.

It is not a weakly prime, because it can be changed into another prime (5555667839) 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, 2777833949 + 2777833950.

It is an arithmetic number, because the mean of its divisors is an integer number (2777833950).

Almost surely, 2^5555667899 is an apocalyptic number.

5555667899 is a deficient number, since it is larger than the sum of its proper divisors (1).

5555667899 is an equidigital number, since it uses as much as digits as its factorization.

5555667899 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 102060000, while the sum is 65.

The square root of 5555667899 is about 74536.3528689189. The cubic root of 5555667899 is about 1771.1095534963.

The spelling of 5555667899 in words is "five billion, five hundred fifty-five million, six hundred sixty-seven thousand, eight hundred ninety-nine".