16532674400000 has 432 divisors, whose sum is σ = 46045690137216. Its totient is φ = 5871936000000.

The previous prime is 16532674399987. The next prime is 16532674400003. The reversal of 16532674400000 is 447623561.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16532674400003) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 378378155 + ... + 378421845.

It is an arithmetic number, because the mean of its divisors is an integer number (106587245688).

Almost surely, 2^{16532674400000} is an apocalyptic number.

16532674400000 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 16532674400000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (23022845068608).

16532674400000 is an abundant number, since it is smaller than the sum of its proper divisors (29513015737216).

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

16532674400000 is an frugal number, since it uses more digits than its factorization.

16532674400000 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 43786 (or 43752 counting only the distinct ones).

The product of its (nonzero) digits is 120960, while the sum is 38.

The spelling of 16532674400000 in words is "sixteen trillion, five hundred thirty-two billion, six hundred seventy-four million, four hundred thousand".