99194598643 has 8 divisors (see below), whose sum is σ = 113952641888. Its totient is φ = 84583401984.

The previous prime is 99194598637. The next prime is 99194598661. The reversal of 99194598643 is 34689549199.

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

It is a cyclic number.

It is not a de Polignac number, because 99194598643 - 2¹⁷ = 99194467571 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99194598623) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 36710196 + ... + 36712897.

It is an arithmetic number, because the mean of its divisors is an integer number (14244080236).

Almost surely, 2^99194598643 is an apocalyptic number.

99194598643 is a deficient number, since it is larger than the sum of its proper divisors (14758043245).

99194598643 is a wasteful number, since it uses less digits than its factorization.

99194598643 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73423293.

The product of its digits is 75582720, while the sum is 67.

The spelling of 99194598643 in words is "ninety-nine billion, one hundred ninety-four million, five hundred ninety-eight thousand, six hundred forty-three".