16469493824 has 56 divisors (see below), whose sum is σ = 37506981120. Its totient is φ = 7028775936.

The previous prime is 16469493793. The next prime is 16469493839. The reversal of 16469493824 is 42839496461.

It is a tau number, because it is divible by the number of its divisors (56).

It is a Harshad number since it is a multiple of its sum of digits (56).

It is a self number, because there is not a number n which added to its sum of digits gives 16469493824.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 30164 + ... + 183980.

It is an arithmetic number, because the mean of its divisors is an integer number (669767520).

Almost surely, 2^16469493824 is an apocalyptic number.

16469493824 is a gapful number since it is divisible by the number (14) 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 16469493824, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (18753490560).

16469493824 is an abundant number, since it is smaller than the sum of its proper divisors (21037487296).

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

16469493824 is a wasteful number, since it uses less digits than its factorization.

16469493824 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 154075 (or 154065 counting only the distinct ones).

The product of its digits is 8957952, while the sum is 56.

The spelling of 16469493824 in words is "sixteen billion, four hundred sixty-nine million, four hundred ninety-three thousand, eight hundred twenty-four".