99395172899 has 8 divisors (see below), whose sum is σ = 108435224880. Its totient is φ = 90355808800.

The previous prime is 99395172893. The next prime is 99395172901. The reversal of 99395172899 is 99827159399.

It is a Cunningham number, because it is equal to 315270²-1.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-99395172899 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (99395172893) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 157637 + ... + 472905.

It is an arithmetic number, because the mean of its divisors is an integer number (13554403110).

Almost surely, 2^99395172899 is an apocalyptic number.

99395172899 is a deficient number, since it is larger than the sum of its proper divisors (9040051981).

99395172899 is a wasteful number, since it uses less digits than its factorization.

99395172899 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 343941.

The product of its digits is 99202320, while the sum is 71.

The spelling of 99395172899 in words is "ninety-nine billion, three hundred ninety-five million, one hundred seventy-two thousand, eight hundred ninety-nine".