16128448484 has 12 divisors (see below), whose sum is σ = 29198053500. Its totient is φ = 7786147488.

The previous prime is 16128448477. The next prime is 16128448489. The reversal of 16128448484 is 48484482161.

16128448484 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 2 ways, for example, as 9975614884 + 6152833600 = 99878^2 + 78440^2 .

It is not an unprimeable number, because it can be changed into a prime (16128448489) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 69519059 + ... + 69519290.

It is an arithmetic number, because the mean of its divisors is an integer number (2433171125).

Almost surely, 2^16128448484 is an apocalyptic number.

It is an amenable number.

16128448484 is a deficient number, since it is larger than the sum of its proper divisors (13069605016).

16128448484 is a wasteful number, since it uses less digits than its factorization.

16128448484 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 139038382 (or 139038380 counting only the distinct ones).

The product of its digits is 1572864, while the sum is 50.

The spelling of 16128448484 in words is "sixteen billion, one hundred twenty-eight million, four hundred forty-eight thousand, four hundred eighty-four".