16839934404 has 24 divisors (see below), whose sum is σ = 39299577408. Its totient is φ = 5612397600.

The previous prime is 16839934393. The next prime is 16839934417. The reversal of 16839934404 is 40443993861.

It is a happy number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 35272 + ... + 186879.

It is an arithmetic number, because the mean of its divisors is an integer number (1637482392).

Almost surely, 2^16839934404 is an apocalyptic number.

It is an amenable number.

16839934404 is an abundant number, since it is smaller than the sum of its proper divisors (22459643004).

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

16839934404 is a wasteful number, since it uses less digits than its factorization.

16839934404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 228475 (or 228473 counting only the distinct ones).

The product of its (nonzero) digits is 2239488, while the sum is 51.

The spelling of 16839934404 in words is "sixteen billion, eight hundred thirty-nine million, nine hundred thirty-four thousand, four hundred four".