199504996043 has 2 divisors, whose sum is σ = 199504996044. Its totient is φ = 199504996042.

The previous prime is 199504996013. The next prime is 199504996073. The reversal of 199504996043 is 340699405991.

It is a balanced prime because it is at equal distance from previous prime (199504996013) and next prime (199504996073).

It is a cyclic number.

It is not a de Polignac number, because 199504996043 - 2³² = 195210028747 is a prime.

It is a super-2 number, since 2×199504996043² (a number of 23 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (199504996013) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99752498021 + 99752498022.

It is an arithmetic number, because the mean of its divisors is an integer number (99752498022).

Almost surely, 2^199504996043 is an apocalyptic number.

199504996043 is a deficient number, since it is larger than the sum of its proper divisors (1).

199504996043 is an equidigital number, since it uses as much as digits as its factorization.

199504996043 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 9447840, while the sum is 59.

The spelling of 199504996043 in words is "one hundred ninety-nine billion, five hundred four million, nine hundred ninety-six thousand, forty-three".