5255858386393 has 2 divisors, whose sum is σ = 5255858386394. Its totient is φ = 5255858386392.

The previous prime is 5255858386333. The next prime is 5255858386403. The reversal of 5255858386393 is 3936838585525.

It is a happy number.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 3269540226969 + 1986318159424 = 1808187^2 + 1409368^2 .

It is a cyclic number.

It is not a de Polignac number, because 5255858386393 - 2⁹ = 5255858385881 is a prime.

It is not a weakly prime, because it can be changed into another prime (5255858386333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2627929193196 + 2627929193197.

It is an arithmetic number, because the mean of its divisors is an integer number (2627929193197).

Almost surely, 2^{5255858386393} is an apocalyptic number.

It is an amenable number.

5255858386393 is a deficient number, since it is larger than the sum of its proper divisors (1).

5255858386393 is an equidigital number, since it uses as much as digits as its factorization.

5255858386393 is an evil number, because the sum of its binary digits is even.

The product of its digits is 933120000, while the sum is 70.

The spelling of 5255858386393 in words is "five trillion, two hundred fifty-five billion, eight hundred fifty-eight million, three hundred eighty-six thousand, three hundred ninety-three".