5057450809 has 2 divisors, whose sum is σ = 5057450810. Its totient is φ = 5057450808.

The previous prime is 5057450807. The next prime is 5057450821. The reversal of 5057450809 is 9080547505.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 5057343225 + 107584 = 71115^2 + 328^2 .

It is a cyclic number.

It is not a de Polignac number, because 5057450809 - 2¹ = 5057450807 is a prime.

Together with 5057450807, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (5057450803) 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, 2528725404 + 2528725405.

It is an arithmetic number, because the mean of its divisors is an integer number (2528725405).

Almost surely, 2^5057450809 is an apocalyptic number.

It is an amenable number.

5057450809 is a deficient number, since it is larger than the sum of its proper divisors (1).

5057450809 is an equidigital number, since it uses as much as digits as its factorization.

5057450809 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 252000, while the sum is 43.

The square root of 5057450809 is about 71115.7564046112. The cubic root of 5057450809 is about 1716.5003215111.

The spelling of 5057450809 in words is "five billion, fifty-seven million, four hundred fifty thousand, eight hundred nine".