27734476061 has 2 divisors, whose sum is σ = 27734476062. Its totient is φ = 27734476060.

The previous prime is 27734476051. The next prime is 27734476067. The reversal of 27734476061 is 16067443772.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 15434335225 + 12300140836 = 124235^2 + 110906^2 .

It is a cyclic number.

It is not a de Polignac number, because 27734476061 - 2¹⁰ = 27734475037 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 27734475997 and 27734476015.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27734476067) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13867238030 + 13867238031.

It is an arithmetic number, because the mean of its divisors is an integer number (13867238031).

Almost surely, 2^27734476061 is an apocalyptic number.

It is an amenable number.

27734476061 is a deficient number, since it is larger than the sum of its proper divisors (1).

27734476061 is an equidigital number, since it uses as much as digits as its factorization.

27734476061 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1185408, while the sum is 47.

The spelling of 27734476061 in words is "twenty-seven billion, seven hundred thirty-four million, four hundred seventy-six thousand, sixty-one".