166368365147 has 2 divisors, whose sum is σ = 166368365148. Its totient is φ = 166368365146.

The previous prime is 166368365113. The next prime is 166368365179. The reversal of 166368365147 is 741563863661.

It is a strong prime.

It is an emirp because it is prime and its reverse (741563863661) is a distict prime.

It is a cyclic number.

It is not a de Polignac number, because 166368365147 - 2⁶ = 166368365083 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 166368365092 and 166368365101.

It is not a weakly prime, because it can be changed into another prime (166368368147) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 83184182573 + 83184182574.

It is an arithmetic number, because the mean of its divisors is an integer number (83184182574).

Almost surely, 2^166368365147 is an apocalyptic number.

166368365147 is a deficient number, since it is larger than the sum of its proper divisors (1).

166368365147 is an equidigital number, since it uses as much as digits as its factorization.

166368365147 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 13063680, while the sum is 56.

The spelling of 166368365147 in words is "one hundred sixty-six billion, three hundred sixty-eight million, three hundred sixty-five thousand, one hundred forty-seven".