16089043441632 has 288 divisors, whose sum is σ = 52525008845568. Its totient is φ = 4209529872384.

The previous prime is 16089043441591. The next prime is 16089043441637. The reversal of 16089043441632 is 23614434098061.

It is a Harshad number since it is a multiple of its sum of digits (51).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16089043441637) 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 47 ways as a sum of consecutive naturals, for example, 15125083 + ... + 16153829.

It is an arithmetic number, because the mean of its divisors is an integer number (182378502936).

Almost surely, 2^{16089043441632} is an apocalyptic number.

16089043441632 is a gapful number since it is divisible by the number (12) 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 16089043441632, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (26262504422784).

16089043441632 is an abundant number, since it is smaller than the sum of its proper divisors (36435965403936).

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

16089043441632 is a wasteful number, since it uses less digits than its factorization.

16089043441632 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1028858 (or 1028813 counting only the distinct ones).

The product of its (nonzero) digits is 2985984, while the sum is 51.

The spelling of 16089043441632 in words is "sixteen trillion, eighty-nine billion, forty-three million, four hundred forty-one thousand, six hundred thirty-two".