16385537376 has 144 divisors (see below), whose sum is σ = 52822027440. Its totient is φ = 4776330240.

The previous prime is 16385537339. The next prime is 16385537393. The reversal of 16385537376 is 67373558361.

16385537376 is a `hidden beast` number, since 1 + 6 + 38 + 5 + 537 + 3 + 76 = 666.

16385537376 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a tau number, because it is divible by the number of its divisors (144).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 44035 + ... + 186306.

It is an arithmetic number, because the mean of its divisors is an integer number (366819635).

Almost surely, 2^16385537376 is an apocalyptic number.

16385537376 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

It is an amenable number.

16385537376 is an abundant number, since it is smaller than the sum of its proper divisors (36436490064).

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

16385537376 is a wasteful number, since it uses less digits than its factorization.

16385537376 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 230389 (or 230378 counting only the distinct ones).

The product of its digits is 9525600, while the sum is 54.

The spelling of 16385537376 in words is "sixteen billion, three hundred eighty-five million, five hundred thirty-seven thousand, three hundred seventy-six".