13467138128 has 30 divisors (see below), whose sum is σ = 26339073306. Its totient is φ = 6670547776.

The previous prime is 13467138121. The next prime is 13467138131. The reversal of 13467138128 is 82183176431.

It can be written as a sum of positive squares in only one way, i.e., 13255377424 + 211760704 = 115132^2 + 14552^2 .

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13467138121) by changing a digit.

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 5 ways as a sum of consecutive naturals, for example, 146426 + ... + 219942.

Almost surely, 2^13467138128 is an apocalyptic number.

It is an amenable number.

13467138128 is a deficient number, since it is larger than the sum of its proper divisors (12871935178).

13467138128 is an equidigital number, since it uses as much as digits as its factorization.

13467138128 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 73739 (or 73626 counting only the distinct ones).

The product of its digits is 193536, while the sum is 44.

The spelling of 13467138128 in words is "thirteen billion, four hundred sixty-seven million, one hundred thirty-eight thousand, one hundred twenty-eight".