13106328128 has 28 divisors (see below), whose sum is σ = 26101796412. Its totient is φ = 6529497600.

The previous prime is 13106328107. The next prime is 13106328133. The reversal of 13106328128 is 82182360131.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 5119688704 + 7986639424 = 71552^2 + 89368^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 351923 + ... + 387378.

Almost surely, 2^13106328128 is an apocalyptic number.

It is an amenable number.

13106328128 is a deficient number, since it is larger than the sum of its proper divisors (12995468284).

13106328128 is an equidigital number, since it uses as much as digits as its factorization.

13106328128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 739590 (or 739580 counting only the distinct ones).

The product of its (nonzero) digits is 13824, while the sum is 35.

Adding to 13106328128 its reverse (82182360131), we get a palindrome (95288688259).

The spelling of 13106328128 in words is "thirteen billion, one hundred six million, three hundred twenty-eight thousand, one hundred twenty-eight".