16816827324 has 144 divisors (see below), whose sum is σ = 43919366400. Its totient is φ = 5003708160.

The previous prime is 16816827259. The next prime is 16816827343. The reversal of 16816827324 is 42372861861.

Its product of digits (774144) is a multiple of the sum of its prime factors (1024).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 23131449 + ... + 23132175.

It is an arithmetic number, because the mean of its divisors is an integer number (304995600).

Almost surely, 2^16816827324 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16816827324, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (21959683200).

16816827324 is an abundant number, since it is smaller than the sum of its proper divisors (27102539076).

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

16816827324 is a wasteful number, since it uses less digits than its factorization.

16816827324 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1024 (or 1011 counting only the distinct ones).

The product of its digits is 774144, while the sum is 48.

The spelling of 16816827324 in words is "sixteen billion, eight hundred sixteen million, eight hundred twenty-seven thousand, three hundred twenty-four".