16018443353704 has 128 divisors (see below), whose sum is σ = 33243002795520. Its totient is φ = 7175646086400.

The previous prime is 16018443353663. The next prime is 16018443353707. The reversal of 16018443353704 is 40735334481061.

It is not an unprimeable number, because it can be changed into a prime (16018443353707) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 3977758939 + ... + 3977762965.

It is an arithmetic number, because the mean of its divisors is an integer number (259710959340).

Almost surely, 2^{16018443353704} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16018443353704, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16621501397760).

16018443353704 is an abundant number, since it is smaller than the sum of its proper divisors (17224559441816).

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

16018443353704 is a wasteful number, since it uses less digits than its factorization.

16018443353704 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6239 (or 6235 counting only the distinct ones).

The product of its (nonzero) digits is 2903040, while the sum is 49.

The spelling of 16018443353704 in words is "sixteen trillion, eighteen billion, four hundred forty-three million, three hundred fifty-three thousand, seven hundred four".