16304235064 has 64 divisors (see below), whose sum is σ = 33486314400. Its totient is φ = 7396545024.

The previous prime is 16304235049. The next prime is 16304235071. The reversal of 16304235064 is 46053240361.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 3544414 + ... + 3549010.

Almost surely, 2^16304235064 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 16304235064, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16743157200).

16304235064 is an abundant number, since it is smaller than the sum of its proper divisors (17182079336).

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

16304235064 is a wasteful number, since it uses less digits than its factorization.

16304235064 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5192 (or 5188 counting only the distinct ones).

The product of its (nonzero) digits is 51840, while the sum is 34.

The spelling of 16304235064 in words is "sixteen billion, three hundred four million, two hundred thirty-five thousand, sixty-four".