99166718 has 16 divisors (see below), whose sum is σ = 175862880. Its totient is φ = 41034336.

The previous prime is 99166699. The next prime is 99166721. The reversal of 99166718 is 81766199.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

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 in 7 ways as a sum of consecutive naturals, for example, 121721 + ... + 122532.

It is an arithmetic number, because the mean of its divisors is an integer number (10991430).

Almost surely, 2^99166718 is an apocalyptic number.

99166718 is a deficient number, since it is larger than the sum of its proper divisors (76696162).

99166718 is a wasteful number, since it uses less digits than its factorization.

99166718 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 244291.

The product of its digits is 163296, while the sum is 47.

The square root of 99166718 is about 9958.2487416212. The cubic root of 99166718 is about 462.8660348503.

The spelling of 99166718 in words is "ninety-nine million, one hundred sixty-six thousand, seven hundred eighteen".