199694584383 has 16 divisors (see below), whose sum is σ = 304303319040. Its totient is φ = 114108637536.

The previous prime is 199694584381. The next prime is 199694584399. The reversal of 199694584383 is 383485496991.

It is a Cunningham number, because it is equal to 446872²-1.

It is not a de Polignac number, because 199694584383 - 2¹ = 199694584381 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (199694584381) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1266141 + ... + 1415097.

It is an arithmetic number, because the mean of its divisors is an integer number (19018957440).

Almost surely, 2^199694584383 is an apocalyptic number.

199694584383 is a deficient number, since it is larger than the sum of its proper divisors (104608734657).

199694584383 is a wasteful number, since it uses less digits than its factorization.

199694584383 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 212806.

The product of its digits is 201553920, while the sum is 69.

The spelling of 199694584383 in words is "one hundred ninety-nine billion, six hundred ninety-four million, five hundred eighty-four thousand, three hundred eighty-three".