27769196629 has 2 divisors, whose sum is σ = 27769196630. Its totient is φ = 27769196628.

The previous prime is 27769196617. The next prime is 27769196659. The reversal of 27769196629 is 92669196772.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 22771413604 + 4997783025 = 150902^2 + 70695^2 .

It is a cyclic number.

It is not a de Polignac number, because 27769196629 - 2¹⁵ = 27769163861 is a prime.

It is a super-2 number, since 2×27769196629² (a number of 22 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27769196659) 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, 13884598314 + 13884598315.

It is an arithmetic number, because the mean of its divisors is an integer number (13884598315).

Almost surely, 2^27769196629 is an apocalyptic number.

It is an amenable number.

27769196629 is a deficient number, since it is larger than the sum of its proper divisors (1).

27769196629 is an equidigital number, since it uses as much as digits as its factorization.

27769196629 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 30862944, while the sum is 64.

The spelling of 27769196629 in words is "twenty-seven billion, seven hundred sixty-nine million, one hundred ninety-six thousand, six hundred twenty-nine".