27366961093 has 2 divisors, whose sum is σ = 27366961094. Its totient is φ = 27366961092.

The previous prime is 27366961067. The next prime is 27366961099. The reversal of 27366961093 is 39016966372.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 16491182724 + 10875778369 = 128418^2 + 104287^2 .

It is a cyclic number.

It is not a de Polignac number, because 27366961093 - 2⁹ = 27366960581 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 27366961093.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27366961099) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13683480546 + 13683480547.

It is an arithmetic number, because the mean of its divisors is an integer number (13683480547).

Almost surely, 2^27366961093 is an apocalyptic number.

It is an amenable number.

27366961093 is a deficient number, since it is larger than the sum of its proper divisors (1).

27366961093 is an equidigital number, since it uses as much as digits as its factorization.

27366961093 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 2204496, while the sum is 52.

The spelling of 27366961093 in words is "twenty-seven billion, three hundred sixty-six million, nine hundred sixty-one thousand, ninety-three".