12576328173 has 12 divisors (see below), whose sum is σ = 18202811328. Its totient is φ = 8367140040.

The previous prime is 12576328169. The next prime is 12576328199. The reversal of 12576328173 is 37182367521.

12576328173 is a `hidden beast` number, since 1 + 2 + 5 + 7 + 632 + 8 + 1 + 7 + 3 = 666.

It is not a de Polignac number, because 12576328173 - 2² = 12576328169 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (12576320173) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 1418565 + ... + 1427402.

It is an arithmetic number, because the mean of its divisors is an integer number (1516900944).

Almost surely, 2^12576328173 is an apocalyptic number.

It is an amenable number.

12576328173 is a deficient number, since it is larger than the sum of its proper divisors (5626483155).

12576328173 is a wasteful number, since it uses less digits than its factorization.

12576328173 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2846464 (or 2846461 counting only the distinct ones).

The product of its digits is 423360, while the sum is 45.

The spelling of 12576328173 in words is "twelve billion, five hundred seventy-six million, three hundred twenty-eight thousand, one hundred seventy-three".