199998330305216 has 56 divisors (see below), whose sum is σ = 402799477416960. Its totient is φ = 98505580707072.

The previous prime is 199998330305209. The next prime is 199998330305237. The reversal of 199998330305216 is 612503033899991.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 528259601 + ... + 528638063.

Almost surely, 2^{199998330305216} is an apocalyptic number.

199998330305216 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

199998330305216 is an abundant number, since it is smaller than the sum of its proper divisors (202801147111744).

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

199998330305216 is a wasteful number, since it uses less digits than its factorization.

199998330305216 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 501781 (or 501771 counting only the distinct ones).

The product of its (nonzero) digits is 85030560, while the sum is 68.

The spelling of 199998330305216 in words is "one hundred ninety-nine trillion, nine hundred ninety-eight billion, three hundred thirty million, three hundred five thousand, two hundred sixteen".