27354196841 has 2 divisors, whose sum is σ = 27354196842. Its totient is φ = 27354196840.

The previous prime is 27354196777. The next prime is 27354196913. The reversal of 27354196841 is 14869145372.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27104683225 + 249513616 = 164635^2 + 15796^2 .

It is a cyclic number.

It is not a de Polignac number, because 27354196841 - 2⁶ = 27354196777 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 27354196841.

It is not a weakly prime, because it can be changed into another prime (27354190841) 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, 13677098420 + 13677098421.

It is an arithmetic number, because the mean of its divisors is an integer number (13677098421).

Almost surely, 2^27354196841 is an apocalyptic number.

It is an amenable number.

27354196841 is a deficient number, since it is larger than the sum of its proper divisors (1).

27354196841 is an equidigital number, since it uses as much as digits as its factorization.

27354196841 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1451520, while the sum is 50.

The spelling of 27354196841 in words is "twenty-seven billion, three hundred fifty-four million, one hundred ninety-six thousand, eight hundred forty-one".