16724448660 has 96 divisors (see below), whose sum is σ = 49323778560. Its totient is φ = 4222495872.

The previous prime is 16724448619. The next prime is 16724448661. The reversal of 16724448660 is 6684442761.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16724448661) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 2371099 + ... + 2378141.

It is an arithmetic number, because the mean of its divisors is an integer number (513789360).

Almost surely, 2^16724448660 is an apocalyptic number.

16724448660 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 16724448660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24661889280).

16724448660 is an abundant number, since it is smaller than the sum of its proper divisors (32599329900).

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

16724448660 is a wasteful number, since it uses less digits than its factorization.

16724448660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9157 (or 9155 counting only the distinct ones).

The product of its (nonzero) digits is 1548288, while the sum is 48.

The spelling of 16724448660 in words is "sixteen billion, seven hundred twenty-four million, four hundred forty-eight thousand, six hundred sixty".