27384389941 has 2 divisors, whose sum is σ = 27384389942. Its totient is φ = 27384389940.

The previous prime is 27384389899. The next prime is 27384389951. The reversal of 27384389941 is 14998348372.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 19174217841 + 8210172100 = 138471^2 + 90610^2 .

It is a cyclic number.

It is not a de Polignac number, because 27384389941 - 2¹¹ = 27384387893 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27384389951) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13692194970 + 13692194971.

It is an arithmetic number, because the mean of its divisors is an integer number (13692194971).

Almost surely, 2^27384389941 is an apocalyptic number.

It is an amenable number.

27384389941 is a deficient number, since it is larger than the sum of its proper divisors (1).

27384389941 is an equidigital number, since it uses as much as digits as its factorization.

27384389941 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10450944, while the sum is 58.

The spelling of 27384389941 in words is "twenty-seven billion, three hundred eighty-four million, three hundred eighty-nine thousand, nine hundred forty-one".