5657047969 has 2 divisors, whose sum is σ = 5657047970. Its totient is φ = 5657047968.

The previous prime is 5657047889. The next prime is 5657047997. The reversal of 5657047969 is 9697407565.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 5279911569 + 377136400 = 72663^2 + 19420^2 .

It is a cyclic number.

It is not a de Polignac number, because 5657047969 - 2⁷ = 5657047841 is a prime.

It is a super-2 number, since 2×5657047969² = 64004383447134049922, which contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (5657047999) 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, 2828523984 + 2828523985.

It is an arithmetic number, because the mean of its divisors is an integer number (2828523985).

Almost surely, 2^5657047969 is an apocalyptic number.

It is an amenable number.

5657047969 is a deficient number, since it is larger than the sum of its proper divisors (1).

5657047969 is an equidigital number, since it uses as much as digits as its factorization.

5657047969 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 14288400, while the sum is 58.

The square root of 5657047969 is about 75213.3496727808. The cubic root of 5657047969 is about 1781.8177753223.

The spelling of 5657047969 in words is "five billion, six hundred fifty-seven million, forty-seven thousand, nine hundred sixty-nine".