5605958257 has 2 divisors, whose sum is σ = 5605958258. Its totient is φ = 5605958256.

The previous prime is 5605958251. The next prime is 5605958311. The reversal of 5605958257 is 7528595065.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 3851940096 + 1754018161 = 62064^2 + 41881^2 .

It is a cyclic number.

It is not a de Polignac number, because 5605958257 - 2³¹ = 3458474609 is a prime.

It is not a weakly prime, because it can be changed into another prime (5605958251) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2802979128 + 2802979129.

It is an arithmetic number, because the mean of its divisors is an integer number (2802979129).

Almost surely, 2^5605958257 is an apocalyptic number.

It is an amenable number.

5605958257 is a deficient number, since it is larger than the sum of its proper divisors (1).

5605958257 is an equidigital number, since it uses as much as digits as its factorization.

5605958257 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3780000, while the sum is 52.

The square root of 5605958257 is about 74872.9474309647. The cubic root of 5605958257 is about 1776.4375850415.

The spelling of 5605958257 in words is "five billion, six hundred five million, nine hundred fifty-eight thousand, two hundred fifty-seven".