27641073263 has 2 divisors, whose sum is σ = 27641073264. Its totient is φ = 27641073262.

The previous prime is 27641073259. The next prime is 27641073269. The reversal of 27641073263 is 36237014672.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 27641073263 - 2² = 27641073259 is a prime.

It is a super-2 number, since 2×27641073263² (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 27641073263.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27641073269) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13820536631 + 13820536632.

It is an arithmetic number, because the mean of its divisors is an integer number (13820536632).

Almost surely, 2^27641073263 is an apocalyptic number.

27641073263 is a deficient number, since it is larger than the sum of its proper divisors (1).

27641073263 is an equidigital number, since it uses as much as digits as its factorization.

27641073263 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 254016, while the sum is 41.

The spelling of 27641073263 in words is "twenty-seven billion, six hundred forty-one million, seventy-three thousand, two hundred sixty-three".