5285716691 has 2 divisors, whose sum is σ = 5285716692. Its totient is φ = 5285716690.

The previous prime is 5285716663. The next prime is 5285716703. The reversal of 5285716691 is 1966175825.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 5285716691 - 2²² = 5281522387 is a prime.

It is not a weakly prime, because it can be changed into another prime (5285716651) 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, 2642858345 + 2642858346.

It is an arithmetic number, because the mean of its divisors is an integer number (2642858346).

Almost surely, 2^5285716691 is an apocalyptic number.

5285716691 is a deficient number, since it is larger than the sum of its proper divisors (1).

5285716691 is an equidigital number, since it uses as much as digits as its factorization.

5285716691 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 907200, while the sum is 50.

The square root of 5285716691 is about 72702.9345418739. The cubic root of 5285716691 is about 1741.9457569109.

The spelling of 5285716691 in words is "five billion, two hundred eighty-five million, seven hundred sixteen thousand, six hundred ninety-one".