16823017332 has 144 divisors (see below), whose sum is σ = 48203430912. Its totient is φ = 5087875680.

The previous prime is 16823017271. The next prime is 16823017357. The reversal of 16823017332 is 23371032861.

16823017332 is a `hidden beast` number, since 16 + 8 + 2 + 301 + 7 + 332 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 6873733 + ... + 6876179.

It is an arithmetic number, because the mean of its divisors is an integer number (334746048).

Almost surely, 2^16823017332 is an apocalyptic number.

16823017332 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 16823017332, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24101715456).

16823017332 is an abundant number, since it is smaller than the sum of its proper divisors (31380413580).

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

16823017332 is a wasteful number, since it uses less digits than its factorization.

16823017332 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3120 (or 3106 counting only the distinct ones).

The product of its (nonzero) digits is 36288, while the sum is 36.

The spelling of 16823017332 in words is "sixteen billion, eight hundred twenty-three million, seventeen thousand, three hundred thirty-two".