12328070128 has 40 divisors (see below), whose sum is σ = 26244570240. Its totient is φ = 5563343040.

The previous prime is 12328070077. The next prime is 12328070137. The reversal of 12328070128 is 82107082321.

It is a junction number, because it is equal to n+sod(n) for n = 12328070093 and 12328070102.

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, 227500 + ... + 276427.

It is an arithmetic number, because the mean of its divisors is an integer number (656114256).

Almost surely, 2^12328070128 is an apocalyptic number.

It is an amenable number.

12328070128 is an abundant number, since it is smaller than the sum of its proper divisors (13916500112).

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

12328070128 is a wasteful number, since it uses less digits than its factorization.

12328070128 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 504085 (or 504079 counting only the distinct ones).

The product of its (nonzero) digits is 10752, while the sum is 34.

The spelling of 12328070128 in words is "twelve billion, three hundred twenty-eight million, seventy thousand, one hundred twenty-eight".