68843434886 has 4 divisors (see below), whose sum is σ = 103265152332. Its totient is φ = 34421717442.

The previous prime is 68843434871. The next prime is 68843434903.

68843434886 is nontrivially palindromic in base 10.

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

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 17210858720 + ... + 17210858723.

It is an arithmetic number, because the mean of its divisors is an integer number (25816288083).

Almost surely, 2^68843434886 is an apocalyptic number.

68843434886 is a deficient number, since it is larger than the sum of its proper divisors (34421717446).

68843434886 is a wasteful number, since it uses less digits than its factorization.

68843434886 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 34421717445.

The product of its digits is 84934656, while the sum is 62.

The spelling of 68843434886 in words is "sixty-eight billion, eight hundred forty-three million, four hundred thirty-four thousand, eight hundred eighty-six".