68123698 has 8 divisors (see below), whose sum is σ = 102361392. Its totient is φ = 34003236.

The previous prime is 68123681. The next prime is 68123707. The reversal of 68123698 is 89632186.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 27840 + ... + 30187.

It is an arithmetic number, because the mean of its divisors is an integer number (12795174).

Almost surely, 2^68123698 is an apocalyptic number.

68123698 is a deficient number, since it is larger than the sum of its proper divisors (34237694).

68123698 is a wasteful number, since it uses less digits than its factorization.

68123698 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 58616.

The product of its digits is 124416, while the sum is 43.

The square root of 68123698 is about 8253.7081363470. The cubic root of 68123698 is about 408.4128566299.

The spelling of 68123698 in words is "sixty-eight million, one hundred twenty-three thousand, six hundred ninety-eight".