199975311712799 has 4 divisors (see below), whose sum is σ = 228543213386064. Its totient is φ = 171407410039536.

The previous prime is 199975311712739. The next prime is 199975311712801. The reversal of 199975311712799 is 997217113579991.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 199975311712799 - 2²⁴ = 199975294935583 is a prime.

It is a super-2 number, since 2×199975311712799² (a number of 29 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (199975311712739) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14283950836622 + ... + 14283950836635.

It is an arithmetic number, because the mean of its divisors is an integer number (57135803346516).

Almost surely, 2^{199975311712799} is an apocalyptic number.

199975311712799 is a deficient number, since it is larger than the sum of its proper divisors (28567901673265).

199975311712799 is an equidigital number, since it uses as much as digits as its factorization.

199975311712799 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28567901673264.

The product of its digits is 607614210, while the sum is 80.

The spelling of 199975311712799 in words is "one hundred ninety-nine trillion, nine hundred seventy-five billion, three hundred eleven million, seven hundred twelve thousand, seven hundred ninety-nine".