5047457689 has 2 divisors, whose sum is σ = 5047457690. Its totient is φ = 5047457688.

The previous prime is 5047457633. The next prime is 5047457771. The reversal of 5047457689 is 9867547405.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 4371457689 + 676000000 = 66117^2 + 26000^2 .

It is a cyclic number.

It is not a de Polignac number, because 5047457689 - 2²³ = 5039069081 is a prime.

It is not a weakly prime, because it can be changed into another prime (5047457609) 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, 2523728844 + 2523728845.

It is an arithmetic number, because the mean of its divisors is an integer number (2523728845).

Almost surely, 2^5047457689 is an apocalyptic number.

It is an amenable number.

5047457689 is a deficient number, since it is larger than the sum of its proper divisors (1).

5047457689 is an equidigital number, since it uses as much as digits as its factorization.

5047457689 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8467200, while the sum is 55.

The square root of 5047457689 is about 71045.4621281331. The cubic root of 5047457689 is about 1715.3690200880.

The spelling of 5047457689 in words is "five billion, forty-seven million, four hundred fifty-seven thousand, six hundred eighty-nine".