68235823586 has 32 divisors (see below), whose sum is σ = 121101488640. Its totient is φ = 28214012736.

The previous prime is 68235823577. The next prime is 68235823589. The reversal of 68235823586 is 68532853286.

68235823586 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a super-2 number, since 2×68235823586² (a number of 22 digits) contains 22 as substring.

It is a Smith number, since the sum of its digits (56) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is not an unprimeable number, because it can be changed into a prime (68235823589) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 475436 + ... + 602088.

It is an arithmetic number, because the mean of its divisors is an integer number (3784421520).

Almost surely, 2^68235823586 is an apocalyptic number.

68235823586 is a deficient number, since it is larger than the sum of its proper divisors (52865665054).

68235823586 is a wasteful number, since it uses less digits than its factorization.

68235823586 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 128018.

The product of its digits is 16588800, while the sum is 56.

The spelling of 68235823586 in words is "sixty-eight billion, two hundred thirty-five million, eight hundred twenty-three thousand, five hundred eighty-six".