16441721160 has 256 divisors, whose sum is σ = 51438240000. Its totient is φ = 4202102784.

The previous prime is 16441721137. The next prime is 16441721171. The reversal of 16441721160 is 6112714461.

It is a super-3 number, since 3×16441721160³ (a number of 32 digits) contains 333 as substring.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 61121506 + ... + 61121774.

It is an arithmetic number, because the mean of its divisors is an integer number (200930625).

Almost surely, 2^16441721160 is an apocalyptic number.

16441721160 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 16441721160, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25719120000).

16441721160 is an abundant number, since it is smaller than the sum of its proper divisors (34996518840).

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

16441721160 is a wasteful number, since it uses less digits than its factorization.

16441721160 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 528 (or 524 counting only the distinct ones).

The product of its (nonzero) digits is 8064, while the sum is 33.

The spelling of 16441721160 in words is "sixteen billion, four hundred forty-one million, seven hundred twenty-one thousand, one hundred sixty".