27755280071 has 2 divisors, whose sum is σ = 27755280072. Its totient is φ = 27755280070.

The previous prime is 27755280023. The next prime is 27755280097. The reversal of 27755280071 is 17008255772.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 27755280071 - 2¹⁴ = 27755263687 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27755280001) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13877640035 + 13877640036.

It is an arithmetic number, because the mean of its divisors is an integer number (13877640036).

Almost surely, 2^27755280071 is an apocalyptic number.

27755280071 is a deficient number, since it is larger than the sum of its proper divisors (1).

27755280071 is an equidigital number, since it uses as much as digits as its factorization.

27755280071 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 274400, while the sum is 44.

The spelling of 27755280071 in words is "twenty-seven billion, seven hundred fifty-five million, two hundred eighty thousand, seventy-one".