605564205601 has 2 divisors, whose sum is σ = 605564205602. Its totient is φ = 605564205600.

The previous prime is 605564205583. The next prime is 605564205667. The reversal of 605564205601 is 106502465506.

605564205601 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 585676437025 + 19887768576 = 765295^2 + 141024^2 .

It is a cyclic number.

It is not a de Polignac number, because 605564205601 - 2³⁵ = 571204467233 is a prime.

It is not a weakly prime, because it can be changed into another prime (605564205691) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 302782102800 + 302782102801.

It is an arithmetic number, because the mean of its divisors is an integer number (302782102801).

Almost surely, 2^605564205601 is an apocalyptic number.

It is an amenable number.

605564205601 is a deficient number, since it is larger than the sum of its proper divisors (1).

605564205601 is an equidigital number, since it uses as much as digits as its factorization.

605564205601 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 216000, while the sum is 40.

The spelling of 605564205601 in words is "six hundred five billion, five hundred sixty-four million, two hundred five thousand, six hundred one".