66036523310977 has 2 divisors, whose sum is σ = 66036523310978. Its totient is φ = 66036523310976.

The previous prime is 66036523310957. The next prime is 66036523311001. The reversal of 66036523310977 is 77901332563066.

66036523310977 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., 60170676664576 + 5865846646401 = 7756976^2 + 2421951^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-66036523310977 is a prime.

It is a super-2 number, since 2×66036523310977² (a number of 28 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (66036523310957) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33018261655488 + 33018261655489.

It is an arithmetic number, because the mean of its divisors is an integer number (33018261655489).

Almost surely, 2^{66036523310977} is an apocalyptic number.

It is an amenable number.

66036523310977 is a deficient number, since it is larger than the sum of its proper divisors (1).

66036523310977 is an equidigital number, since it uses as much as digits as its factorization.

66036523310977 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 25719120, while the sum is 58.

The spelling of 66036523310977 in words is "sixty-six trillion, thirty-six billion, five hundred twenty-three million, three hundred ten thousand, nine hundred seventy-seven".