167285428249 has 2 divisors, whose sum is σ = 167285428250. Its totient is φ = 167285428248.

The previous prime is 167285428169. The next prime is 167285428283. The reversal of 167285428249 is 942824582761.

167285428249 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 161980491024 + 5304937225 = 402468^2 + 72835^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-167285428249 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 167285428193 and 167285428202.

It is not a weakly prime, because it can be changed into another prime (167285468249) 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, 83642714124 + 83642714125.

It is an arithmetic number, because the mean of its divisors is an integer number (83642714125).

Almost surely, 2^167285428249 is an apocalyptic number.

It is an amenable number.

167285428249 is a deficient number, since it is larger than the sum of its proper divisors (1).

167285428249 is an equidigital number, since it uses as much as digits as its factorization.

167285428249 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 15482880, while the sum is 58.

The spelling of 167285428249 in words is "one hundred sixty-seven billion, two hundred eighty-five million, four hundred twenty-eight thousand, two hundred forty-nine".