5626319857 has 2 divisors, whose sum is σ = 5626319858. Its totient is φ = 5626319856.

The previous prime is 5626319801. The next prime is 5626319861. The reversal of 5626319857 is 7589136265.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 4309791201 + 1316528656 = 65649^2 + 36284^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-5626319857 is a prime.

It is not a weakly prime, because it can be changed into another prime (5626319057) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2813159928 + 2813159929.

It is an arithmetic number, because the mean of its divisors is an integer number (2813159929).

Almost surely, 2^5626319857 is an apocalyptic number.

It is an amenable number.

5626319857 is a deficient number, since it is larger than the sum of its proper divisors (1).

5626319857 is an equidigital number, since it uses as much as digits as its factorization.

5626319857 is an evil number, because the sum of its binary digits is even.

The product of its digits is 2721600, while the sum is 52.

The square root of 5626319857 is about 75008.7985305724. The cubic root of 5626319857 is about 1778.5857403456.

The spelling of 5626319857 in words is "five billion, six hundred twenty-six million, three hundred nineteen thousand, eight hundred fifty-seven".