65566127332 has 6 divisors (see below), whose sum is σ = 114740722838. Its totient is φ = 32783063664.

The previous prime is 65566127261. The next prime is 65566127351. The reversal of 65566127332 is 23372166556.

It can be written as a sum of positive squares in only one way, i.e., 64895524516 + 670602816 = 254746^2 + 25896^2 .

It is an unprimeable number.

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, 8195765913 + ... + 8195765920.

Almost surely, 2^65566127332 is an apocalyptic number.

It is an amenable number.

65566127332 is a deficient number, since it is larger than the sum of its proper divisors (49174595506).

65566127332 is a wasteful number, since it uses less digits than its factorization.

65566127332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16391531837 (or 16391531835 counting only the distinct ones).

The product of its digits is 1360800, while the sum is 46.

The spelling of 65566127332 in words is "sixty-five billion, five hundred sixty-six million, one hundred twenty-seven thousand, three hundred thirty-two".