16716604320 has 576 divisors, whose sum is σ = 66231285120. Its totient is φ = 3804143616.

The previous prime is 16716604313. The next prime is 16716604367. The reversal of 16716604320 is 2340661761.

It is a happy number.

16716604320 is a `hidden beast` number, since 1 + 6 + 7 + 16 + 604 + 32 + 0 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 15293694 + ... + 15294786.

It is an arithmetic number, because the mean of its divisors is an integer number (114984870).

Almost surely, 2^16716604320 is an apocalyptic number.

16716604320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16716604320, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (33115642560).

16716604320 is an abundant number, since it is smaller than the sum of its proper divisors (49514680800).

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

16716604320 is a wasteful number, since it uses less digits than its factorization.

16716604320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1189 (or 1178 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The spelling of 16716604320 in words is "sixteen billion, seven hundred sixteen million, six hundred four thousand, three hundred twenty".