68338320588343 has 32 divisors (see below), whose sum is σ = 79123480418304. Its totient is φ = 58463786030592.

The previous prime is 68338320588221. The next prime is 68338320588347. The reversal of 68338320588343 is 34388502383386.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-68338320588343 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 (68338320588347) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4703455 + ... + 12601552.

It is an arithmetic number, because the mean of its divisors is an integer number (2472608763072).

Almost surely, 2^{68338320588343} is an apocalyptic number.

68338320588343 is a deficient number, since it is larger than the sum of its proper divisors (10785159829961).

68338320588343 is a wasteful number, since it uses less digits than its factorization.

68338320588343 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17305311.

The product of its (nonzero) digits is 238878720, while the sum is 64.

The spelling of 68338320588343 in words is "sixty-eight trillion, three hundred thirty-eight billion, three hundred twenty million, five hundred eighty-eight thousand, three hundred forty-three".