16243066412928 has 384 divisors, whose sum is σ = 49588806009600. Its totient is φ = 5094393937920.

The previous prime is 16243066412879. The next prime is 16243066413019. The reversal of 16243066412928 is 82921466034261.

16243066412928 is a `hidden beast` number, since 1 + 6 + 2 + 4 + 306 + 6 + 41 + 292 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (384).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 2258173300 + ... + 2258180492.

It is an arithmetic number, because the mean of its divisors is an integer number (129137515650).

Almost surely, 2^{16243066412928} is an apocalyptic number.

16243066412928 is a gapful number since it is divisible by the number (18) 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 16243066412928, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (24794403004800).

16243066412928 is an abundant number, since it is smaller than the sum of its proper divisors (33345739596672).

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

16243066412928 is a wasteful number, since it uses less digits than its factorization.

16243066412928 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8990 (or 8975 counting only the distinct ones).

The product of its (nonzero) digits is 5971968, while the sum is 54.

The spelling of 16243066412928 in words is "sixteen trillion, two hundred forty-three billion, sixty-six million, four hundred twelve thousand, nine hundred twenty-eight".