13328936448 has 80 divisors (see below), whose sum is σ = 37053092736. Its totient is φ = 4249794560.

The previous prime is 13328936447. The next prime is 13328936461. The reversal of 13328936448 is 84463982331.

It is a self number, because there is not a number n which added to its sum of digits gives 13328936448.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13328936441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 153318 + ... + 223973.

Almost surely, 2^13328936448 is an apocalyptic number.

It is an amenable number.

13328936448 is an abundant number, since it is smaller than the sum of its proper divisors (23724156288).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

13328936448 is an equidigital number, since it uses as much as digits as its factorization.

13328936448 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 377335 (or 377319 counting only the distinct ones).

The product of its digits is 2985984, while the sum is 51.

The spelling of 13328936448 in words is "thirteen billion, three hundred twenty-eight million, nine hundred thirty-six thousand, four hundred forty-eight".