12005405255104 has 14 divisors (see below), whose sum is σ = 23823226053224. Its totient is φ = 6002702627520.

The previous prime is 12005405255099. The next prime is 12005405255113. The reversal of 12005405255104 is 40155250450021.

It is a self number, because there is not a number n which added to its sum of digits gives 12005405255104.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 93792228492 + ... + 93792228619.

Almost surely, 2^{12005405255104} is an apocalyptic number.

It is an amenable number.

12005405255104 is a deficient number, since it is larger than the sum of its proper divisors (11817820798120).

12005405255104 is an equidigital number, since it uses as much as digits as its factorization.

12005405255104 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 187584457123 (or 187584457113 counting only the distinct ones).

The product of its (nonzero) digits is 40000, while the sum is 34.

The spelling of 12005405255104 in words is "twelve trillion, five billion, four hundred five million, two hundred fifty-five thousand, one hundred four".