16384937433444 has 96 divisors (see below), whose sum is σ = 44731617369600. Its totient is φ = 5172294385440.

The previous prime is 16384937433439. The next prime is 16384937433509. The reversal of 16384937433444 is 44433473948361.

16384937433444 is a `hidden beast` number, since 1 + 6 + 3 + 8 + 4 + 93 + 74 + 33 + 444 = 666.

It is a super-2 number, since 2×16384937433444² (a number of 27 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 4142119 + ... + 7065905.

It is an arithmetic number, because the mean of its divisors is an integer number (465954347600).

Almost surely, 2^{16384937433444} 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 16384937433444, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22365808684800).

16384937433444 is an abundant number, since it is smaller than the sum of its proper divisors (28346679936156).

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

16384937433444 is a wasteful number, since it uses less digits than its factorization.

16384937433444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2926550 (or 2926542 counting only the distinct ones).

The product of its digits is 250822656, while the sum is 63.

The spelling of 16384937433444 in words is "sixteen trillion, three hundred eighty-four billion, nine hundred thirty-seven million, four hundred thirty-three thousand, four hundred forty-four".