2560521727 has 2 divisors, whose sum is σ = 2560521728. Its totient is φ = 2560521726.

The previous prime is 2560521701. The next prime is 2560521751. The reversal of 2560521727 is 7271250652.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-2560521727 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (2560521427) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 1280260863 + 1280260864.

It is an arithmetic number, because the mean of its divisors is an integer number (1280260864).

Almost surely, 2^2560521727 is an apocalyptic number.

2560521727 is a deficient number, since it is larger than the sum of its proper divisors (1).

2560521727 is an equidigital number, since it uses as much as digits as its factorization.

2560521727 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 58800, while the sum is 37.

The square root of 2560521727 is about 50601.5980676500. The cubic root of 2560521727 is about 1368.0736823436.

The spelling of 2560521727 in words is "two billion, five hundred sixty million, five hundred twenty-one thousand, seven hundred twenty-seven".