66532125763 has 2 divisors, whose sum is σ = 66532125764. Its totient is φ = 66532125762.

The previous prime is 66532125761. The next prime is 66532125773. The reversal of 66532125763 is 36752123566.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 66532125763 - 2¹ = 66532125761 is a prime.

Together with 66532125761, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (66532125761) 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, 33266062881 + 33266062882.

It is an arithmetic number, because the mean of its divisors is an integer number (33266062882).

Almost surely, 2^66532125763 is an apocalyptic number.

66532125763 is a deficient number, since it is larger than the sum of its proper divisors (1).

66532125763 is an equidigital number, since it uses as much as digits as its factorization.

66532125763 is an odious number, because the sum of its binary digits is odd.

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

The spelling of 66532125763 in words is "sixty-six billion, five hundred thirty-two million, one hundred twenty-five thousand, seven hundred sixty-three".