13446825328 has 40 divisors (see below), whose sum is σ = 26963542080. Its totient is φ = 6488697600.

The previous prime is 13446825283. The next prime is 13446825377. The reversal of 13446825328 is 82352864431.

It is a super-2 number, since 2×13446825328² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1353178 + ... + 1363078.

It is an arithmetic number, because the mean of its divisors is an integer number (674088552).

Almost surely, 2^13446825328 is an apocalyptic number.

It is an amenable number.

13446825328 is an abundant number, since it is smaller than the sum of its proper divisors (13516716752).

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

13446825328 is a wasteful number, since it uses less digits than its factorization.

13446825328 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 12865 (or 12859 counting only the distinct ones).

The product of its digits is 1105920, while the sum is 46.

The spelling of 13446825328 in words is "thirteen billion, four hundred forty-six million, eight hundred twenty-five thousand, three hundred twenty-eight".