199435231346 has 32 divisors (see below), whose sum is σ = 325415475840. Its totient is φ = 91118888064.

The previous prime is 199435231339. The next prime is 199435231357. The reversal of 199435231346 is 643132534991.

It is a junction number, because it is equal to n+sod(n) for n = 199435231294 and 199435231303.

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 15 ways as a sum of consecutive naturals, for example, 7895525 + ... + 7920743.

It is an arithmetic number, because the mean of its divisors is an integer number (10169233620).

Almost surely, 2^199435231346 is an apocalyptic number.

199435231346 is a deficient number, since it is larger than the sum of its proper divisors (125980244494).

199435231346 is a wasteful number, since it uses less digits than its factorization.

199435231346 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28290.

The product of its digits is 2099520, while the sum is 50.

The spelling of 199435231346 in words is "one hundred ninety-nine billion, four hundred thirty-five million, two hundred thirty-one thousand, three hundred forty-six".