16543056141 has 20 divisors (see below), whose sum is σ = 24722440732. Its totient is φ = 11024252928.

The previous prime is 16543056091. The next prime is 16543056217. The reversal of 16543056141 is 14165034561.

16543056141 is a `hidden beast` number, since 1 + 6 + 5 + 4 + 30 + 5 + 614 + 1 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 3947483241 + 12595572900 = 62829^2 + 112230^2 .

It is not a de Polignac number, because 16543056141 - 2⁶ = 16543056077 is a prime.

It is an alternating number because its digits alternate between odd and even.

It is a Duffinian number.

It is a junction number, because it is equal to n+sod(n) for n = 16543056096 and 16543056105.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16543056041) by changing a digit.

It is a polite number, since it can be written in 19 ways as a sum of consecutive naturals, for example, 167181 + ... + 247053.

Almost surely, 2^16543056141 is an apocalyptic number.

It is an amenable number.

16543056141 is a deficient number, since it is larger than the sum of its proper divisors (8179384591).

16543056141 is an equidigital number, since it uses as much as digits as its factorization.

16543056141 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 82442 (or 82433 counting only the distinct ones).

The product of its (nonzero) digits is 43200, while the sum is 36.

The spelling of 16543056141 in words is "sixteen billion, five hundred forty-three million, fifty-six thousand, one hundred forty-one".