99198494036 has 12 divisors (see below), whose sum is σ = 173890113012. Its totient is φ = 49515604608.

The previous prime is 99198494029. The next prime is 99198494099. The reversal of 99198494036 is 63049489199.

It can be written as a sum of positive squares in 2 ways, for example, as 19685773636 + 79512720400 = 140306^2 + 281980^2 .

It is a self number, because there is not a number n which added to its sum of digits gives 99198494036.

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 3 ways as a sum of consecutive naturals, for example, 20907935 + ... + 20912678.

It is an arithmetic number, because the mean of its divisors is an integer number (14490842751).

Almost surely, 2^99198494036 is an apocalyptic number.

It is an amenable number.

99198494036 is a deficient number, since it is larger than the sum of its proper divisors (74691618976).

99198494036 is a wasteful number, since it uses less digits than its factorization.

99198494036 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 41821210 (or 41821208 counting only the distinct ones).

The product of its (nonzero) digits is 15116544, while the sum is 62.

The spelling of 99198494036 in words is "ninety-nine billion, one hundred ninety-eight million, four hundred ninety-four thousand, thirty-six".