216844448612 has 24 divisors (see below), whose sum is σ = 414918799680. Its totient is φ = 98341126560.

The previous prime is 216844448543. The next prime is 216844448621.

216844448612 is nontrivially palindromic in base 10.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 5593763 + ... + 5632394.

It is an arithmetic number, because the mean of its divisors is an integer number (17288283320).

Almost surely, 2^216844448612 is an apocalyptic number.

216844448612 is a gapful number since it is divisible by the number (22) formed by its first and last digit.

It is an amenable number.

216844448612 is a deficient number, since it is larger than the sum of its proper divisors (198074351068).

216844448612 is a wasteful number, since it uses less digits than its factorization.

216844448612 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 11226611 (or 11226609 counting only the distinct ones).

The product of its digits is 2359296, while the sum is 50.

The spelling of 216844448612 in words is "two hundred sixteen billion, eight hundred forty-four million, four hundred forty-eight thousand, six hundred twelve".