168629776814 has 16 divisors (see below), whose sum is σ = 256246154640. Its totient is φ = 83216407680.

The previous prime is 168629776813. The next prime is 168629776879. The reversal of 168629776814 is 418677926861.

168629776814 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (168629776813) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 335897 + ... + 670884.

It is an arithmetic number, because the mean of its divisors is an integer number (16015384665).

Almost surely, 2^168629776814 is an apocalyptic number.

168629776814 is a deficient number, since it is larger than the sum of its proper divisors (87616377826).

168629776814 is a wasteful number, since it uses less digits than its factorization.

168629776814 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1007875.

The product of its digits is 48771072, while the sum is 65.

The spelling of 168629776814 in words is "one hundred sixty-eight billion, six hundred twenty-nine million, seven hundred seventy-six thousand, eight hundred fourteen".