27375901379 has 2 divisors, whose sum is σ = 27375901380. Its totient is φ = 27375901378.

The previous prime is 27375901361. The next prime is 27375901391. The reversal of 27375901379 is 97310957372.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27375901379 is a prime.

It is a Sophie Germain prime.

It is a self number, because there is not a number n which added to its sum of digits gives 27375901379.

It is not a weakly prime, because it can be changed into another prime (27375901349) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13687950689 + 13687950690.

It is an arithmetic number, because the mean of its divisors is an integer number (13687950690).

Almost surely, 2^27375901379 is an apocalyptic number.

27375901379 is a deficient number, since it is larger than the sum of its proper divisors (1).

27375901379 is an equidigital number, since it uses as much as digits as its factorization.

27375901379 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2500470, while the sum is 53.

The spelling of 27375901379 in words is "twenty-seven billion, three hundred seventy-five million, nine hundred one thousand, three hundred seventy-nine".