63205522550201 has 2 divisors, whose sum is σ = 63205522550202. Its totient is φ = 63205522550200.

The previous prime is 63205522550167. The next prime is 63205522550267. The reversal of 63205522550201 is 10205522550236.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 39461576604025 + 23743945946176 = 6281845^2 + 4872776^2 .

It is a cyclic number.

It is not a de Polignac number, because 63205522550201 - 2³⁸ = 62930644643257 is a prime.

It is not a weakly prime, because it can be changed into another prime (63205822550201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 31602761275100 + 31602761275101.

It is an arithmetic number, because the mean of its divisors is an integer number (31602761275101).

Almost surely, 2^{63205522550201} is an apocalyptic number.

It is an amenable number.

63205522550201 is a deficient number, since it is larger than the sum of its proper divisors (1).

63205522550201 is an equidigital number, since it uses as much as digits as its factorization.

63205522550201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 180000, while the sum is 38.

The spelling of 63205522550201 in words is "sixty-three trillion, two hundred five billion, five hundred twenty-two million, five hundred fifty thousand, two hundred one".