16043768896 has 63 divisors (see below), whose sum is σ = 32437030503. Its totient is φ = 7873434240.

The previous prime is 16043768893. The next prime is 16043768911. The reversal of 16043768896 is 69886734061.

It is a happy number.

The square root of 16043768896 is 126664.

It is a perfect power (a square), and thus also a powerful number.

It is a super-3 number, since 3×16043768896³ (a number of 32 digits) contains 333 as substring.

It is a Duffinian number.

It is a self number, because there is not a number n which added to its sum of digits gives 16043768896.

It is not an unprimeable number, because it can be changed into a prime (16043768893) by changing a digit.

It is a polite number, since it can be written in 8 ways as a sum of consecutive naturals, for example, 71945041 + ... + 71945263.

Almost surely, 2^16043768896 is an apocalyptic number.

16043768896 is a gapful number since it is divisible by the number (16) formed by its first and last digit.

16043768896 is the 126664-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 16043768896

16043768896 is an abundant number, since it is smaller than the sum of its proper divisors (16393261607).

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

16043768896 is an frugal number, since it uses more digits than its factorization.

16043768896 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 600 (or 296 counting only the distinct ones).

The product of its (nonzero) digits is 10450944, while the sum is 58.

The spelling of 16043768896 in words is "sixteen billion, forty-three million, seven hundred sixty-eight thousand, eight hundred ninety-six".