205252603354411 has 2 divisors, whose sum is σ = 205252603354412. Its totient is φ = 205252603354410.

The previous prime is 205252603354391. The next prime is 205252603354439. The reversal of 205252603354411 is 114453306252502.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 205252603354411 - 2⁷ = 205252603354283 is a prime.

It is not a weakly prime, because it can be changed into another prime (205252603354451) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 102626301677205 + 102626301677206.

It is an arithmetic number, because the mean of its divisors is an integer number (102626301677206).

Almost surely, 2^{205252603354411} is an apocalyptic number.

205252603354411 is a deficient number, since it is larger than the sum of its proper divisors (1).

205252603354411 is an equidigital number, since it uses as much as digits as its factorization.

205252603354411 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 864000, while the sum is 43.

The spelling of 205252603354411 in words is "two hundred five trillion, two hundred fifty-two billion, six hundred three million, three hundred fifty-four thousand, four hundred eleven".