99559489208 has 8 divisors (see below), whose sum is σ = 186674042280. Its totient is φ = 49779744600.

The previous prime is 99559489207. The next prime is 99559489213. The reversal of 99559489208 is 80298495599.

It is a tau number, because it is divible by the number of its divisors (8).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (99559489207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6222468068 + ... + 6222468083.

It is an arithmetic number, because the mean of its divisors is an integer number (23334255285).

Almost surely, 2^99559489208 is an apocalyptic number.

It is an amenable number.

99559489208 is a deficient number, since it is larger than the sum of its proper divisors (87114553072).

99559489208 is a wasteful number, since it uses less digits than its factorization.

99559489208 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12444936157 (or 12444936153 counting only the distinct ones).

The product of its (nonzero) digits is 83980800, while the sum is 68.

The spelling of 99559489208 in words is "ninety-nine billion, five hundred fifty-nine million, four hundred eighty-nine thousand, two hundred eight".