5250826817 has 2 divisors, whose sum is σ = 5250826818. Its totient is φ = 5250826816.

The previous prime is 5250826741. The next prime is 5250826831. The reversal of 5250826817 is 7186280525.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5018447281 + 232379536 = 70841^2 + 15244^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5250826817 is a prime.

It is not a weakly prime, because it can be changed into another prime (5250826897) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2625413408 + 2625413409.

It is an arithmetic number, because the mean of its divisors is an integer number (2625413409).

Almost surely, 2^5250826817 is an apocalyptic number.

It is an amenable number.

5250826817 is a deficient number, since it is larger than the sum of its proper divisors (1).

5250826817 is an equidigital number, since it uses as much as digits as its factorization.

5250826817 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 268800, while the sum is 44.

The square root of 5250826817 is about 72462.5890856792. The cubic root of 5250826817 is about 1738.1045569530.

The spelling of 5250826817 in words is "five billion, two hundred fifty million, eight hundred twenty-six thousand, eight hundred seventeen".