168040726486 has 8 divisors (see below), whose sum is σ = 253115739360. Its totient is φ = 83668813368.

The previous prime is 168040726409. The next prime is 168040726487. The reversal of 168040726486 is 684627040861.

168040726486 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (168040726487) 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 3 ways as a sum of consecutive naturals, for example, 175774341 + ... + 175775296.

It is an arithmetic number, because the mean of its divisors is an integer number (31639467420).

Almost surely, 2^168040726486 is an apocalyptic number.

168040726486 is a deficient number, since it is larger than the sum of its proper divisors (85075012874).

168040726486 is a wasteful number, since it uses less digits than its factorization.

168040726486 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 351549878.

The product of its (nonzero) digits is 3096576, while the sum is 52.

The spelling of 168040726486 in words is "one hundred sixty-eight billion, forty million, seven hundred twenty-six thousand, four hundred eighty-six".