2617669493 has 2 divisors, whose sum is σ = 2617669494. Its totient is φ = 2617669492.

The previous prime is 2617669447. The next prime is 2617669499. The reversal of 2617669493 is 3949667162.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 2617140964 + 528529 = 51158^2 + 727^2 .

It is a cyclic number.

It is not a de Polignac number, because 2617669493 - 2⁸ = 2617669237 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2617669499) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1308834746 + 1308834747.

It is an arithmetic number, because the mean of its divisors is an integer number (1308834747).

Almost surely, 2^2617669493 is an apocalyptic number.

It is an amenable number.

2617669493 is a deficient number, since it is larger than the sum of its proper divisors (1).

2617669493 is an equidigital number, since it uses as much as digits as its factorization.

2617669493 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2939328, while the sum is 53.

The square root of 2617669493 is about 51163.1653926924. The cubic root of 2617669493 is about 1378.1768076691.

It can be divided in two parts, 2617669 and 493, that added together give a palindrome (2618162).

The spelling of 2617669493 in words is "two billion, six hundred seventeen million, six hundred sixty-nine thousand, four hundred ninety-three".