12004330551255 has 24 divisors (see below), whose sum is σ = 23780007187872. Its totient is φ = 5487693966144.

The previous prime is 12004330551163. The next prime is 12004330551289. The reversal of 12004330551255 is 55215503340021.

12004330551255 is a `hidden beast` number, since 1 + 20 + 0 + 4 + 3 + 30 + 551 + 2 + 55 = 666.

It is not a de Polignac number, because 12004330551255 - 2²⁰ = 12004329502679 is a prime.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (31) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 19054492624 + ... + 19054493253.

It is an arithmetic number, because the mean of its divisors is an integer number (990833632828).

Almost surely, 2^{12004330551255} is an apocalyptic number.

12004330551255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

12004330551255 is a deficient number, since it is larger than the sum of its proper divisors (11775676636617).

12004330551255 is a wasteful number, since it uses less digits than its factorization.

12004330551255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38108985895 (or 38108985892 counting only the distinct ones).

The product of its (nonzero) digits is 90000, while the sum is 36.

Adding to 12004330551255 its reverse (55215503340021), we get a palindrome (67219833891276).

The spelling of 12004330551255 in words is "twelve trillion, four billion, three hundred thirty million, five hundred fifty-one thousand, two hundred fifty-five".