606340554503609 has 2 divisors, whose sum is σ = 606340554503610. Its totient is φ = 606340554503608.

The previous prime is 606340554503581. The next prime is 606340554503623. The reversal of 606340554503609 is 906305455043606.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 604283180237584 + 2057374266025 = 24582172^2 + 1434355^2 .

It is a cyclic number.

It is not a de Polignac number, because 606340554503609 - 2³² = 606336259536313 is a prime.

It is not a weakly prime, because it can be changed into another prime (606340554503639) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 303170277251804 + 303170277251805.

It is an arithmetic number, because the mean of its divisors is an integer number (303170277251805).

Almost surely, 2^{606340554503609} is an apocalyptic number.

It is an amenable number.

606340554503609 is a deficient number, since it is larger than the sum of its proper divisors (1).

606340554503609 is an equidigital number, since it uses as much as digits as its factorization.

606340554503609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 34992000, while the sum is 56.

The spelling of 606340554503609 in words is "six hundred six trillion, three hundred forty billion, five hundred fifty-four million, five hundred three thousand, six hundred nine".