167642575464167 has 2 divisors, whose sum is σ = 167642575464168. Its totient is φ = 167642575464166.

The previous prime is 167642575464157. The next prime is 167642575464181. The reversal of 167642575464167 is 761464575246761.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 167642575464167 - 2²⁴ = 167642558686951 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 167642575464167.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (167642575464107) 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, 83821287732083 + 83821287732084.

It is an arithmetic number, because the mean of its divisors is an integer number (83821287732084).

Almost surely, 2^{167642575464167} is an apocalyptic number.

167642575464167 is a deficient number, since it is larger than the sum of its proper divisors (1).

167642575464167 is an equidigital number, since it uses as much as digits as its factorization.

167642575464167 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 1422489600, while the sum is 71.

The spelling of 167642575464167 in words is "one hundred sixty-seven trillion, six hundred forty-two billion, five hundred seventy-five million, four hundred sixty-four thousand, one hundred sixty-seven".