2560609847 has 2 divisors, whose sum is σ = 2560609848. Its totient is φ = 2560609846.

The previous prime is 2560609837. The next prime is 2560609907. The reversal of 2560609847 is 7489060652.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 2560609847 - 2¹⁸ = 2560347703 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2560609837) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1280304923 + 1280304924.

It is an arithmetic number, because the mean of its divisors is an integer number (1280304924).

Almost surely, 2^2560609847 is an apocalyptic number.

2560609847 is a deficient number, since it is larger than the sum of its proper divisors (1).

2560609847 is an equidigital number, since it uses as much as digits as its factorization.

2560609847 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 725760, while the sum is 47.

The square root of 2560609847 is about 50602.4687836473. The cubic root of 2560609847 is about 1368.0893761856.

The spelling of 2560609847 in words is "two billion, five hundred sixty million, six hundred nine thousand, eight hundred forty-seven".