56727106615727 has 2 divisors, whose sum is σ = 56727106615728. Its totient is φ = 56727106615726.

The previous prime is 56727106615709. The next prime is 56727106615793. The reversal of 56727106615727 is 72751660172765.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 56727106615727 - 2¹⁸ = 56727106353583 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 56727106615727.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (56727106675727) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28363553307863 + 28363553307864.

It is an arithmetic number, because the mean of its divisors is an integer number (28363553307864).

Almost surely, 2^{56727106615727} is an apocalyptic number.

56727106615727 is a deficient number, since it is larger than the sum of its proper divisors (1).

56727106615727 is an equidigital number, since it uses as much as digits as its factorization.

56727106615727 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 51861600, while the sum is 62.

The spelling of 56727106615727 in words is "fifty-six trillion, seven hundred twenty-seven billion, one hundred six million, six hundred fifteen thousand, seven hundred twenty-seven".