16543014912 has 280 divisors, whose sum is σ = 50097772296. Its totient is φ = 5439356928.

The previous prime is 16543014899. The next prime is 16543014919. The reversal of 16543014912 is 21941034561.

It is a happy number.

16543014912 is a `hidden beast` number, since 16 + 543 + 0 + 14 + 91 + 2 = 666.

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16543014919) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 70999948 + ... + 71000180.

Almost surely, 2^16543014912 is an apocalyptic number.

16543014912 is a gapful number since it is divisible by the number (12) 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 16543014912, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (25048886148).

16543014912 is an abundant number, since it is smaller than the sum of its proper divisors (33554757384).

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

16543014912 is an equidigital number, since it uses as much as digits as its factorization.

16543014912 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 378 (or 345 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 36.

The spelling of 16543014912 in words is "sixteen billion, five hundred forty-three million, fourteen thousand, nine hundred twelve".