16838118045040 has 80 divisors (see below), whose sum is σ = 39399680803680. Its totient is φ = 6692174576640.

The previous prime is 16838118045029. The next prime is 16838118045083. The reversal of 16838118045040 is 4054081183861.

16838118045040 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (80).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 8059162 + ... + 9931078.

It is an arithmetic number, because the mean of its divisors is an integer number (492496010046).

Almost surely, 2^{16838118045040} is an apocalyptic number.

16838118045040 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

16838118045040 is an abundant number, since it is smaller than the sum of its proper divisors (22561562758640).

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

16838118045040 is a wasteful number, since it uses less digits than its factorization.

16838118045040 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1872650 (or 1872644 counting only the distinct ones).

The product of its (nonzero) digits is 737280, while the sum is 49.

The spelling of 16838118045040 in words is "sixteen trillion, eight hundred thirty-eight billion, one hundred eighteen million, forty-five thousand, forty".