99911608 has 16 divisors (see below), whose sum is σ = 187747560. Its totient is φ = 49845600.

The previous prime is 99911599. The next prime is 99911621. The reversal of 99911608 is 80611999.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9858 + ... + 17233.

Almost surely, 2^99911608 is an apocalyptic number.

It is an amenable number.

99911608 is a deficient number, since it is larger than the sum of its proper divisors (87835952).

99911608 is a wasteful number, since it uses less digits than its factorization.

99911608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 27558 (or 27554 counting only the distinct ones).

The product of its (nonzero) digits is 34992, while the sum is 43.

The square root of 99911608 is about 9995.5794229249. The cubic root of 99911608 is about 464.0220832732.

The spelling of 99911608 in words is "ninety-nine million, nine hundred eleven thousand, six hundred eight".