168876945799 has 2 divisors, whose sum is σ = 168876945800. Its totient is φ = 168876945798.

The previous prime is 168876945793. The next prime is 168876945851. The reversal of 168876945799 is 997549678861.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 168876945799 - 2¹⁵ = 168876913031 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (168876945793) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 84438472899 + 84438472900.

It is an arithmetic number, because the mean of its divisors is an integer number (84438472900).

Almost surely, 2^168876945799 is an apocalyptic number.

168876945799 is a deficient number, since it is larger than the sum of its proper divisors (1).

168876945799 is an equidigital number, since it uses as much as digits as its factorization.

168876945799 is an evil number, because the sum of its binary digits is even.

The product of its digits is 1646023680, while the sum is 79.

The spelling of 168876945799 in words is "one hundred sixty-eight billion, eight hundred seventy-six million, nine hundred forty-five thousand, seven hundred ninety-nine".