200555255632009 has 2 divisors, whose sum is σ = 200555255632010. Its totient is φ = 200555255632008.

The previous prime is 200555255631937. The next prime is 200555255632027. The reversal of 200555255632009 is 900236552555002.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 186090522250000 + 14464733382009 = 13641500^2 + 3803253^2 .

It is a cyclic number.

It is not a de Polignac number, because 200555255632009 - 2²³ = 200555247243401 is a prime.

It is not a weakly prime, because it can be changed into another prime (200555255632079) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 100277627816004 + 100277627816005.

It is an arithmetic number, because the mean of its divisors is an integer number (100277627816005).

Almost surely, 2^{200555255632009} is an apocalyptic number.

It is an amenable number.

200555255632009 is a deficient number, since it is larger than the sum of its proper divisors (1).

200555255632009 is an equidigital number, since it uses as much as digits as its factorization.

200555255632009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4050000, while the sum is 49.

The spelling of 200555255632009 in words is "two hundred trillion, five hundred fifty-five billion, two hundred fifty-five million, six hundred thirty-two thousand, nine".