68308314462143 has 8 divisors (see below), whose sum is σ = 80176554426912. Its totient is φ = 56967551829216.

The previous prime is 68308314462139. The next prime is 68308314462191. The reversal of 68308314462143 is 34126441380386.

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

It is not a de Polignac number, because 68308314462143 - 2² = 68308314462139 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68308314462103) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 131869332680 + ... + 131869333197.

It is an arithmetic number, because the mean of its divisors is an integer number (10022069303364).

Almost surely, 2^{68308314462143} is an apocalyptic number.

68308314462143 is a deficient number, since it is larger than the sum of its proper divisors (11868239964769).

68308314462143 is a wasteful number, since it uses less digits than its factorization.

68308314462143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 263738665921.

The product of its (nonzero) digits is 7962624, while the sum is 53.

The spelling of 68308314462143 in words is "sixty-eight trillion, three hundred eight billion, three hundred fourteen million, four hundred sixty-two thousand, one hundred forty-three".