65527252277 has 2 divisors, whose sum is σ = 65527252278. Its totient is φ = 65527252276.

The previous prime is 65527252253. The next prime is 65527252313. The reversal of 65527252277 is 77225272556.

65527252277 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 62953820836 + 2573431441 = 250906^2 + 50729^2 .

It is a cyclic number.

It is not a de Polignac number, because 65527252277 - 2⁶ = 65527252213 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (65527252237) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32763626138 + 32763626139.

It is an arithmetic number, because the mean of its divisors is an integer number (32763626139).

Almost surely, 2^65527252277 is an apocalyptic number.

It is an amenable number.

65527252277 is a deficient number, since it is larger than the sum of its proper divisors (1).

65527252277 is an equidigital number, since it uses as much as digits as its factorization.

65527252277 is an evil number, because the sum of its binary digits is even.

The product of its digits is 4116000, while the sum is 50.

The spelling of 65527252277 in words is "sixty-five billion, five hundred twenty-seven million, two hundred fifty-two thousand, two hundred seventy-seven".