68559063 has 4 divisors (see below), whose sum is σ = 91412088. Its totient is φ = 45706040.

The previous prime is 68559031. The next prime is 68559077. The reversal of 68559063 is 36095586.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 68559063 - 2⁵ = 68559031 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (68559013) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11426508 + ... + 11426513.

It is an arithmetic number, because the mean of its divisors is an integer number (22853022).

Almost surely, 2^68559063 is an apocalyptic number.

68559063 is a deficient number, since it is larger than the sum of its proper divisors (22853025).

68559063 is a wasteful number, since it uses less digits than its factorization.

68559063 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22853024.

The product of its (nonzero) digits is 194400, while the sum is 42.

The square root of 68559063 is about 8280.0400361351. The cubic root of 68559063 is about 409.2810382257.

The spelling of 68559063 in words is "sixty-eight million, five hundred fifty-nine thousand, sixty-three".