16444010660 has 96 divisors (see below), whose sum is σ = 43643480832. Its totient is φ = 5055160320.

The previous prime is 16444010657. The next prime is 16444010717. The reversal of 16444010660 is 6601044461.

It is a super-3 number, since 3×16444010660³ (a number of 32 digits) contains 333 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 39284 + ... + 185556.

It is an arithmetic number, because the mean of its divisors is an integer number (454619592).

Almost surely, 2^16444010660 is an apocalyptic number.

16444010660 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 16444010660, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21821740416).

16444010660 is an abundant number, since it is smaller than the sum of its proper divisors (27199470172).

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

16444010660 is a wasteful number, since it uses less digits than its factorization.

16444010660 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 146373 (or 146371 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 32.

The spelling of 16444010660 in words is "sixteen billion, four hundred forty-four million, ten thousand, six hundred sixty".