166632314939 has 2 divisors, whose sum is σ = 166632314940. Its totient is φ = 166632314938.

The previous prime is 166632314929. The next prime is 166632315019. The reversal of 166632314939 is 939413236661.

It is a happy number.

166632314939 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 is a cyclic number.

It is not a de Polignac number, because 166632314939 - 2¹⁶ = 166632249403 is a prime.

It is not a weakly prime, because it can be changed into another prime (166632314929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83316157469 + 83316157470.

It is an arithmetic number, because the mean of its divisors is an integer number (83316157470).

Almost surely, 2^166632314939 is an apocalyptic number.

166632314939 is a deficient number, since it is larger than the sum of its proper divisors (1).

166632314939 is an equidigital number, since it uses as much as digits as its factorization.

166632314939 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 3779136, while the sum is 53.

The spelling of 166632314939 in words is "one hundred sixty-six billion, six hundred thirty-two million, three hundred fourteen thousand, nine hundred thirty-nine".