12628326112 has 48 divisors (see below), whose sum is σ = 25352928720. Its totient is φ = 6189693952.

The previous prime is 12628326103. The next prime is 12628326133. The reversal of 12628326112 is 21162382621.

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, 2580564 + ... + 2585452.

It is an arithmetic number, because the mean of its divisors is an integer number (528186015).

Almost surely, 2^12628326112 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12628326112, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (12676464360).

12628326112 is an abundant number, since it is smaller than the sum of its proper divisors (12724602608).

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

12628326112 is a wasteful number, since it uses less digits than its factorization.

12628326112 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6475 (or 6467 counting only the distinct ones).

The product of its digits is 13824, while the sum is 34.

The spelling of 12628326112 in words is "twelve billion, six hundred twenty-eight million, three hundred twenty-six thousand, one hundred twelve".