68312429466178 has 8 divisors (see below), whose sum is σ = 102469259303568. Its totient is φ = 34156009698324.

The previous prime is 68312429466167. The next prime is 68312429466191. The reversal of 68312429466178 is 87166492421386.

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

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 102100576 + ... + 102767467.

It is an arithmetic number, because the mean of its divisors is an integer number (12808657412946).

Almost surely, 2^{68312429466178} is an apocalyptic number.

68312429466178 is a deficient number, since it is larger than the sum of its proper divisors (34156829837390).

68312429466178 is a wasteful number, since it uses less digits than its factorization.

68312429466178 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 205034768.

The product of its digits is 167215104, while the sum is 67.

The spelling of 68312429466178 in words is "sixty-eight trillion, three hundred twelve billion, four hundred twenty-nine million, four hundred sixty-six thousand, one hundred seventy-eight".