16641206374838 has 32 divisors (see below), whose sum is σ = 25492110400512. Its totient is φ = 8145670780800.

The previous prime is 16641206374817. The next prime is 16641206374847. The reversal of 16641206374838 is 83847360214661.

16641206374838 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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, 12332195 + ... + 13614897.

It is an arithmetic number, because the mean of its divisors is an integer number (796628450016).

Almost surely, 2^{16641206374838} is an apocalyptic number.

16641206374838 is a deficient number, since it is larger than the sum of its proper divisors (8850904025674).

16641206374838 is a wasteful number, since it uses less digits than its factorization.

16641206374838 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1283420.

The product of its (nonzero) digits is 27869184, while the sum is 59.

The spelling of 16641206374838 in words is "sixteen trillion, six hundred forty-one billion, two hundred six million, three hundred seventy-four thousand, eight hundred thirty-eight".