99558885599 has 2 divisors, whose sum is σ = 99558885600. Its totient is φ = 99558885598.

The previous prime is 99558885589. The next prime is 99558885607.

99558885599 is nontrivially palindromic in base 10.

It is a strong prime.

It is a palprime.

It is a cyclic number.

It is not a de Polignac number, because 99558885599 - 2⁸ = 99558885343 is a prime.

It is a zygodrome in base 10.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (99558885509) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 49779442799 + 49779442800.

It is an arithmetic number, because the mean of its divisors is an integer number (49779442800).

Almost surely, 2^99558885599 is an apocalyptic number.

99558885599 is a deficient number, since it is larger than the sum of its proper divisors (1).

99558885599 is an equidigital number, since it uses as much as digits as its factorization.

99558885599 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2099520000, while the sum is 80.

The spelling of 99558885599 in words is "ninety-nine billion, five hundred fifty-eight million, eight hundred eighty-five thousand, five hundred ninety-nine".