16444524416 has 16 divisors (see below), whose sum is σ = 32760576240. Its totient is φ = 8222262144.

The previous prime is 16444524413. The next prime is 16444524449. The reversal of 16444524416 is 61442544461.

It is a tau number, because it is divible by the number of its divisors (16).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16444524413) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 64236296 + ... + 64236551.

It is an arithmetic number, because the mean of its divisors is an integer number (2047536015).

Almost surely, 2^16444524416 is an apocalyptic number.

16444524416 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16444524416 is a deficient number, since it is larger than the sum of its proper divisors (16316051824).

16444524416 is an equidigital number, since it uses as much as digits as its factorization.

16444524416 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 128472861 (or 128472849 counting only the distinct ones).

The product of its digits is 368640, while the sum is 41.

The spelling of 16444524416 in words is "sixteen billion, four hundred forty-four million, five hundred twenty-four thousand, four hundred sixteen".