168560562073 has 2 divisors, whose sum is σ = 168560562074. Its totient is φ = 168560562072.

The previous prime is 168560562031. The next prime is 168560562091. The reversal of 168560562073 is 370265065861.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 139030545424 + 29530016649 = 372868^2 + 171843^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-168560562073 is a prime.

It is not a weakly prime, because it can be changed into another prime (168560562173) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84280281036 + 84280281037.

It is an arithmetic number, because the mean of its divisors is an integer number (84280281037).

Almost surely, 2^168560562073 is an apocalyptic number.

It is an amenable number.

168560562073 is a deficient number, since it is larger than the sum of its proper divisors (1).

168560562073 is an equidigital number, since it uses as much as digits as its factorization.

168560562073 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1814400, while the sum is 49.

The spelling of 168560562073 in words is "one hundred sixty-eight billion, five hundred sixty million, five hundred sixty-two thousand, seventy-three".