99161368 has 8 divisors (see below), whose sum is σ = 185927580. Its totient is φ = 49580680.

The previous prime is 99161297. The next prime is 99161383. The reversal of 99161368 is 86316199.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 6197578 + ... + 6197593.

Almost surely, 2^99161368 is an apocalyptic number.

It is an amenable number.

99161368 is a deficient number, since it is larger than the sum of its proper divisors (86766212).

99161368 is a wasteful number, since it uses less digits than its factorization.

99161368 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12395177 (or 12395173 counting only the distinct ones).

The product of its digits is 69984, while the sum is 43.

The square root of 99161368 is about 9957.9801164694. The cubic root of 99161368 is about 462.8577108956.

The spelling of 99161368 in words is "ninety-nine million, one hundred sixty-one thousand, three hundred sixty-eight".