27861106023827 has 2 divisors, whose sum is σ = 27861106023828. Its totient is φ = 27861106023826.

The previous prime is 27861106023721. The next prime is 27861106023859. The reversal of 27861106023827 is 72832060116872.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27861106023827 - 2²⁴ = 27861089246611 is a prime.

It is not a weakly prime, because it can be changed into another prime (27861106023887) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13930553011913 + 13930553011914.

It is an arithmetic number, because the mean of its divisors is an integer number (13930553011914).

Almost surely, 2^{27861106023827} is an apocalyptic number.

27861106023827 is a deficient number, since it is larger than the sum of its proper divisors (1).

27861106023827 is an equidigital number, since it uses as much as digits as its factorization.

27861106023827 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2709504, while the sum is 53.

The spelling of 27861106023827 in words is "twenty-seven trillion, eight hundred sixty-one billion, one hundred six million, twenty-three thousand, eight hundred twenty-seven".