27673477253 has 2 divisors, whose sum is σ = 27673477254. Its totient is φ = 27673477252.

The previous prime is 27673477207. The next prime is 27673477267. The reversal of 27673477253 is 35277437672.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 27483671524 + 189805729 = 165782^2 + 13777^2 .

It is a cyclic number.

It is not a de Polignac number, because 27673477253 - 2¹⁸ = 27673215109 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 27673477195 and 27673477204.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27673477553) 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, 13836738626 + 13836738627.

It is an arithmetic number, because the mean of its divisors is an integer number (13836738627).

Almost surely, 2^27673477253 is an apocalyptic number.

It is an amenable number.

27673477253 is a deficient number, since it is larger than the sum of its proper divisors (1).

27673477253 is an equidigital number, since it uses as much as digits as its factorization.

27673477253 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 10372320, while the sum is 53.

The spelling of 27673477253 in words is "twenty-seven billion, six hundred seventy-three million, four hundred seventy-seven thousand, two hundred fifty-three".