12128845335 has 8 divisors (see below), whose sum is σ = 19406152560. Its totient is φ = 6468717504.

The previous prime is 12128845327. The next prime is 12128845349. The reversal of 12128845335 is 53354882121.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 12128845335 - 2³ = 12128845327 is a prime.

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, 404294830 + ... + 404294859.

It is an arithmetic number, because the mean of its divisors is an integer number (2425769070).

Almost surely, 2^12128845335 is an apocalyptic number.

12128845335 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12128845335 is a deficient number, since it is larger than the sum of its proper divisors (7277307225).

12128845335 is an equidigital number, since it uses as much as digits as its factorization.

12128845335 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 808589697.

The product of its digits is 230400, while the sum is 42.

The spelling of 12128845335 in words is "twelve billion, one hundred twenty-eight million, eight hundred forty-five thousand, three hundred thirty-five".