16005194688 has 112 divisors (see below), whose sum is σ = 48425225984. Its totient is φ = 4570214400.

The previous prime is 16005194687. The next prime is 16005194707. The reversal of 16005194688 is 88649150061.

It is a tau number, because it is divible by the number of its divisors (112).

It is a Harshad number since it is a multiple of its sum of digits (48).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16005194687) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3829656 + ... + 3833832.

Almost surely, 2^16005194688 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 16005194688, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24212612992).

16005194688 is an abundant number, since it is smaller than the sum of its proper divisors (32420031296).

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

16005194688 is a wasteful number, since it uses less digits than its factorization.

16005194688 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 7050 (or 7040 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 48.

The spelling of 16005194688 in words is "sixteen billion, five million, one hundred ninety-four thousand, six hundred eighty-eight".