199201579933 has 2 divisors, whose sum is σ = 199201579934. Its totient is φ = 199201579932.

The previous prime is 199201579873. The next prime is 199201579987. The reversal of 199201579933 is 339975102991.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 126324798084 + 72876781849 = 355422^2 + 269957^2 .

It is a cyclic number.

It is not a de Polignac number, because 199201579933 - 2²⁹ = 198664709021 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (199201579033) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 99600789966 + 99600789967.

It is an arithmetic number, because the mean of its divisors is an integer number (99600789967).

Almost surely, 2^199201579933 is an apocalyptic number.

It is an amenable number.

199201579933 is a deficient number, since it is larger than the sum of its proper divisors (1).

199201579933 is an equidigital number, since it uses as much as digits as its factorization.

199201579933 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4133430, while the sum is 58.

The spelling of 199201579933 in words is "one hundred ninety-nine billion, two hundred one million, five hundred seventy-nine thousand, nine hundred thirty-three".