27250716653 has 2 divisors, whose sum is σ = 27250716654. Its totient is φ = 27250716652.

The previous prime is 27250716637. The next prime is 27250716673. The reversal of 27250716653 is 35661705272.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 27181127689 + 69588964 = 164867^2 + 8342^2 .

It is a cyclic number.

It is not a de Polignac number, because 27250716653 - 2⁴ = 27250716637 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (27250716673) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 13625358326 + 13625358327.

It is an arithmetic number, because the mean of its divisors is an integer number (13625358327).

Almost surely, 2^27250716653 is an apocalyptic number.

It is an amenable number.

27250716653 is a deficient number, since it is larger than the sum of its proper divisors (1).

27250716653 is an equidigital number, since it uses as much as digits as its factorization.

27250716653 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 529200, while the sum is 44.

The spelling of 27250716653 in words is "twenty-seven billion, two hundred fifty million, seven hundred sixteen thousand, six hundred fifty-three".