16044564844 has 96 divisors (see below), whose sum is σ = 37337739264. Its totient is φ = 5840209920.

The previous prime is 16044564841. The next prime is 16044564847. The reversal of 16044564844 is 44846544061.

16044564844 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is an interprime number because it is at equal distance from previous prime (16044564841) and next prime (16044564847).

It is a super-2 number, since 2×16044564844² (a number of 21 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 16044564794 and 16044564803.

It is not an unprimeable number, because it can be changed into a prime (16044564841) by changing a digit.

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 31 ways as a sum of consecutive naturals, for example, 706149 + ... + 728515.

It is an arithmetic number, because the mean of its divisors is an integer number (388934784).

Almost surely, 2^16044564844 is an apocalyptic number.

16044564844 is a gapful number since it is divisible by the number (14) 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 16044564844, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18668869632).

16044564844 is an abundant number, since it is smaller than the sum of its proper divisors (21293174420).

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

16044564844 is a wasteful number, since it uses less digits than its factorization.

16044564844 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 22543 (or 22541 counting only the distinct ones).

The product of its (nonzero) digits is 1474560, while the sum is 46.

The spelling of 16044564844 in words is "sixteen billion, forty-four million, five hundred sixty-four thousand, eight hundred forty-four".