8346446438 has 16 divisors (see below), whose sum is σ = 13669087824. Its totient is φ = 3790709760.

The previous prime is 8346446411. The next prime is 8346446443.

8346446438 is nontrivially palindromic in base 10.

It is a Curzon number.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 129095 + ... + 182642.

It is an arithmetic number, because the mean of its divisors is an integer number (854317989).

Almost surely, 2^8346446438 is an apocalyptic number.

8346446438 is a deficient number, since it is larger than the sum of its proper divisors (5322641386).

8346446438 is a wasteful number, since it uses less digits than its factorization.

8346446438 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 312967.

The product of its digits is 5308416, while the sum is 50.

The square root of 8346446438 is about 91358.8881171394. Note that the first 3 decimals coincide. The cubic root of 8346446438 is about 2028.4635285733.

The spelling of 8346446438 in words is "eight billion, three hundred forty-six million, four hundred forty-six thousand, four hundred thirty-eight".