16544054132 has 6 divisors (see below), whose sum is σ = 28952094738. Its totient is φ = 8272027064.

The previous prime is 16544054081. The next prime is 16544054143. The reversal of 16544054132 is 23145044561.

It can be written as a sum of positive squares in only one way, i.e., 16206817636 + 337236496 = 127306^2 + 18364^2 .

It is a junction number, because it is equal to n+sod(n) for n = 16544054092 and 16544054101.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 2068006763 + ... + 2068006770.

It is an arithmetic number, because the mean of its divisors is an integer number (4825349123).

Almost surely, 2^16544054132 is an apocalyptic number.

It is an amenable number.

16544054132 is a deficient number, since it is larger than the sum of its proper divisors (12408040606).

16544054132 is a wasteful number, since it uses less digits than its factorization.

16544054132 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4136013537 (or 4136013535 counting only the distinct ones).

The product of its (nonzero) digits is 57600, while the sum is 35.

Adding to 16544054132 its reverse (23145044561), we get a palindrome (39689098693).

The spelling of 16544054132 in words is "sixteen billion, five hundred forty-four million, fifty-four thousand, one hundred thirty-two".