5577680609 has 2 divisors, whose sum is σ = 5577680610. Its totient is φ = 5577680608.

The previous prime is 5577680567. The next prime is 5577680659. The reversal of 5577680609 is 9060867755.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3815779984 + 1761900625 = 61772^2 + 41975^2 .

It is a cyclic number.

It is not a de Polignac number, because 5577680609 - 2¹² = 5577676513 is a prime.

It is a super-2 number, since 2×5577680609² = 62221041952029221762, which contains 22 as substring.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (5577680659) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2788840304 + 2788840305.

It is an arithmetic number, because the mean of its divisors is an integer number (2788840305).

Almost surely, 2^5577680609 is an apocalyptic number.

It is an amenable number.

5577680609 is a deficient number, since it is larger than the sum of its proper divisors (1).

5577680609 is an equidigital number, since it uses as much as digits as its factorization.

5577680609 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3175200, while the sum is 53.

The square root of 5577680609 is about 74683.8711436412. The cubic root of 5577680609 is about 1773.4456388123.

The spelling of 5577680609 in words is "five billion, five hundred seventy-seven million, six hundred eighty thousand, six hundred nine".