27788184139007 has 2 divisors, whose sum is σ = 27788184139008. Its totient is φ = 27788184139006.

The previous prime is 27788184138997. The next prime is 27788184139013. The reversal of 27788184139007 is 70093148188772.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27788184139007 - 2⁴ = 27788184138991 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27788184139207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13894092069503 + 13894092069504.

It is an arithmetic number, because the mean of its divisors is an integer number (13894092069504).

Almost surely, 2^{27788184139007} is an apocalyptic number.

27788184139007 is a deficient number, since it is larger than the sum of its proper divisors (1).

27788184139007 is an equidigital number, since it uses as much as digits as its factorization.

27788184139007 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 37933056, while the sum is 65.

The spelling of 27788184139007 in words is "twenty-seven trillion, seven hundred eighty-eight billion, one hundred eighty-four million, one hundred thirty-nine thousand, seven".