168116315160643 has 2 divisors, whose sum is σ = 168116315160644. Its totient is φ = 168116315160642.

The previous prime is 168116315160527. The next prime is 168116315160671. The reversal of 168116315160643 is 346061513611861.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 168116315160643 - 2¹⁷ = 168116315029571 is a prime.

It is not a weakly prime, because it can be changed into another prime (168116315160043) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84058157580321 + 84058157580322.

It is an arithmetic number, because the mean of its divisors is an integer number (84058157580322).

Almost surely, 2^{168116315160643} is an apocalyptic number.

168116315160643 is a deficient number, since it is larger than the sum of its proper divisors (1).

168116315160643 is an equidigital number, since it uses as much as digits as its factorization.

168116315160643 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 1866240, while the sum is 52.

The spelling of 168116315160643 in words is "one hundred sixty-eight trillion, one hundred sixteen billion, three hundred fifteen million, one hundred sixty thousand, six hundred forty-three".