99491191194 has 8 divisors (see below), whose sum is σ = 198982382400. Its totient is φ = 33163730396.

The previous prime is 99491191073. The next prime is 99491191229. The reversal of 99491191194 is 49119119499.

It is a sphenic number, since it is the product of 3 distinct primes.

99491191194 is an admirable 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 3 ways as a sum of consecutive naturals, for example, 8290932594 + ... + 8290932605.

It is an arithmetic number, because the mean of its divisors is an integer number (24872797800).

Almost surely, 2^99491191194 is an apocalyptic number.

99491191194 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

99491191194 is a wasteful number, since it uses less digits than its factorization.

99491191194 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16581865204.

The product of its digits is 944784, while the sum is 57.

The spelling of 99491191194 in words is "ninety-nine billion, four hundred ninety-one million, one hundred ninety-one thousand, one hundred ninety-four".