5009785717 has 2 divisors, whose sum is σ = 5009785718. Its totient is φ = 5009785716.

The previous prime is 5009785667. The next prime is 5009785741. The reversal of 5009785717 is 7175879005.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3803682276 + 1206103441 = 61674^2 + 34729^2 .

It is a cyclic number.

It is not a de Polignac number, because 5009785717 - 2⁷ = 5009785589 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (5009785747) 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, 2504892858 + 2504892859.

It is an arithmetic number, because the mean of its divisors is an integer number (2504892859).

Almost surely, 2^5009785717 is an apocalyptic number.

It is an amenable number.

5009785717 is a deficient number, since it is larger than the sum of its proper divisors (1).

5009785717 is an equidigital number, since it uses as much as digits as its factorization.

5009785717 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 617400, while the sum is 49.

The square root of 5009785717 is about 70779.8397638763. The cubic root of 5009785717 is about 1711.0907757453.

The spelling of 5009785717 in words is "five billion, nine million, seven hundred eighty-five thousand, seven hundred seventeen".