168362986936337 has 2 divisors, whose sum is σ = 168362986936338. Its totient is φ = 168362986936336.

The previous prime is 168362986936247. The next prime is 168362986936357. The reversal of 168362986936337 is 733639689263861.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 145023034587601 + 23339952348736 = 12042551^2 + 4831144^2 .

It is a cyclic number.

It is not a de Polignac number, because 168362986936337 - 2²⁴ = 168362970159121 is a prime.

It is not a weakly prime, because it can be changed into another prime (168362986936357) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84181493468168 + 84181493468169.

It is an arithmetic number, because the mean of its divisors is an integer number (84181493468169).

Almost surely, 2^{168362986936337} is an apocalyptic number.

It is an amenable number.

168362986936337 is a deficient number, since it is larger than the sum of its proper divisors (1).

168362986936337 is an equidigital number, since it uses as much as digits as its factorization.

168362986936337 is an evil number, because the sum of its binary digits is even.

The product of its digits is 7618738176, while the sum is 80.

The spelling of 168362986936337 in words is "one hundred sixty-eight trillion, three hundred sixty-two billion, nine hundred eighty-six million, nine hundred thirty-six thousand, three hundred thirty-seven".