16068518144 has 36 divisors (see below), whose sum is σ = 36656311104. Its totient is φ = 6886507008.

The previous prime is 16068518117. The next prime is 16068518153. The reversal of 16068518144 is 44181586061.

It is a junction number, because it is equal to n+sod(n) for n = 16068518095 and 16068518104.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4481612 + ... + 4485195.

It is an arithmetic number, because the mean of its divisors is an integer number (1018230864).

Almost surely, 2^16068518144 is an apocalyptic number.

16068518144 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

16068518144 is an abundant number, since it is smaller than the sum of its proper divisors (20587792960).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

16068518144 is an frugal number, since it uses more digits than its factorization.

16068518144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8966830 (or 8966816 counting only the distinct ones).

The product of its (nonzero) digits is 184320, while the sum is 44.

The spelling of 16068518144 in words is "sixteen billion, sixty-eight million, five hundred eighteen thousand, one hundred forty-four".