27680125799 has 2 divisors, whose sum is σ = 27680125800. Its totient is φ = 27680125798.

The previous prime is 27680125793. The next prime is 27680125819. The reversal of 27680125799 is 99752108672.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27680125799 - 2⁴ = 27680125783 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27680125793) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13840062899 + 13840062900.

It is an arithmetic number, because the mean of its divisors is an integer number (13840062900).

Almost surely, 2^27680125799 is an apocalyptic number.

27680125799 is a deficient number, since it is larger than the sum of its proper divisors (1).

27680125799 is an equidigital number, since it uses as much as digits as its factorization.

27680125799 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3810240, while the sum is 56.

The spelling of 27680125799 in words is "twenty-seven billion, six hundred eighty million, one hundred twenty-five thousand, seven hundred ninety-nine".