16628724832 has 48 divisors (see below), whose sum is σ = 33905475072. Its totient is φ = 8022797440.

The previous prime is 16628724809. The next prime is 16628724863. The reversal of 16628724832 is 23842782661.

16628724832 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 pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28923 + ... + 184645.

It is an arithmetic number, because the mean of its divisors is an integer number (706364064).

Almost surely, 2^16628724832 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 16628724832, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16952737536).

16628724832 is an abundant number, since it is smaller than the sum of its proper divisors (17276750240).

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

16628724832 is a wasteful number, since it uses less digits than its factorization.

16628724832 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 155851 (or 155843 counting only the distinct ones).

The product of its digits is 1548288, while the sum is 49.

The spelling of 16628724832 in words is "sixteen billion, six hundred twenty-eight million, seven hundred twenty-four thousand, eight hundred thirty-two".