16144014666888 has 80 divisors (see below), whose sum is σ = 45470805138000. Its totient is φ = 5351274841824.

The previous prime is 16144014666881. The next prime is 16144014666889. The reversal of 16144014666888 is 88866641044161.

It is not an unprimeable number, because it can be changed into a prime (16144014666881) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 69475078 + ... + 69707061.

It is an arithmetic number, because the mean of its divisors is an integer number (568385064225).

Almost surely, 2^{16144014666888} is an apocalyptic number.

16144014666888 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

16144014666888 is an abundant number, since it is smaller than the sum of its proper divisors (29326790471112).

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

16144014666888 is a wasteful number, since it uses less digits than its factorization.

16144014666888 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 139182336 (or 139182323 counting only the distinct ones).

The product of its (nonzero) digits is 42467328, while the sum is 63.

The spelling of 16144014666888 in words is "sixteen trillion, one hundred forty-four billion, fourteen million, six hundred sixty-six thousand, eight hundred eighty-eight".