16532448920 has 64 divisors (see below), whose sum is σ = 40096667520. Its totient is φ = 6098609664.

The previous prime is 16532448883. The next prime is 16532448937. The reversal of 16532448920 is 2984423561.

16532448920 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a hoax number, since the sum of its digits (44) coincides with the sum of the digits of its distinct prime factors.

It is a congruent number.

It is an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 566609 + ... + 595071.

It is an arithmetic number, because the mean of its divisors is an integer number (626510430).

Almost surely, 2^16532448920 is an apocalyptic number.

16532448920 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 16532448920, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (20048333760).

16532448920 is an abundant number, since it is smaller than the sum of its proper divisors (23564218600).

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

16532448920 is a wasteful number, since it uses less digits than its factorization.

16532448920 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 29604 (or 29600 counting only the distinct ones).

The product of its (nonzero) digits is 414720, while the sum is 44.

The spelling of 16532448920 in words is "sixteen billion, five hundred thirty-two million, four hundred forty-eight thousand, nine hundred twenty".