604144444609 has 2 divisors, whose sum is σ = 604144444610. Its totient is φ = 604144444608.

The previous prime is 604144444531. The next prime is 604144444633. The reversal of 604144444609 is 906444441406.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 578238576400 + 25905868209 = 760420^2 + 160953^2 .

It is a cyclic number.

It is not a de Polignac number, because 604144444609 - 2⁷ = 604144444481 is a prime.

It is not a weakly prime, because it can be changed into another prime (604144444639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 302072222304 + 302072222305.

It is an arithmetic number, because the mean of its divisors is an integer number (302072222305).

Almost surely, 2^604144444609 is an apocalyptic number.

It is an amenable number.

604144444609 is a deficient number, since it is larger than the sum of its proper divisors (1).

604144444609 is an equidigital number, since it uses as much as digits as its factorization.

604144444609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1327104, while the sum is 46.

The spelling of 604144444609 in words is "six hundred four billion, one hundred forty-four million, four hundred forty-four thousand, six hundred nine".