27076163669 has 2 divisors, whose sum is σ = 27076163670. Its totient is φ = 27076163668.

The previous prime is 27076163657. The next prime is 27076163701. The reversal of 27076163669 is 96636167072.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 18458754769 + 8617408900 = 135863^2 + 92830^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-27076163669 is a prime.

It is a super-2 number, since 2×27076163669² (a number of 22 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 27076163669.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27076163369) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13538081834 + 13538081835.

It is an arithmetic number, because the mean of its divisors is an integer number (13538081835).

Almost surely, 2^27076163669 is an apocalyptic number.

It is an amenable number.

27076163669 is a deficient number, since it is larger than the sum of its proper divisors (1).

27076163669 is an equidigital number, since it uses as much as digits as its factorization.

27076163669 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 3429216, while the sum is 53.

The spelling of 27076163669 in words is "twenty-seven billion, seventy-six million, one hundred sixty-three thousand, six hundred sixty-nine".