66132606836939 has 2 divisors, whose sum is σ = 66132606836940. Its totient is φ = 66132606836938.

The previous prime is 66132606836749. The next prime is 66132606836941. The reversal of 66132606836939 is 93963860623166.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 66132606836939 - 2³² = 66128311869643 is a prime.

Together with 66132606836941, it forms a pair of twin primes.

It is a Chen prime.

It is not a weakly prime, because it can be changed into another prime (66132606836969) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 33066303418469 + 33066303418470.

It is an arithmetic number, because the mean of its divisors is an integer number (33066303418470).

Almost surely, 2^{66132606836939} is an apocalyptic number.

66132606836939 is a deficient number, since it is larger than the sum of its proper divisors (1).

66132606836939 is an equidigital number, since it uses as much as digits as its factorization.

66132606836939 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 272097792, while the sum is 68.

The spelling of 66132606836939 in words is "sixty-six trillion, one hundred thirty-two billion, six hundred six million, eight hundred thirty-six thousand, nine hundred thirty-nine".