12004041420 has 72 divisors (see below), whose sum is σ = 41614014624. Its totient is φ = 2743780608.

The previous prime is 12004041419. The next prime is 12004041431. The reversal of 12004041420 is 2414040021.

12004041420 is a `hidden beast` number, since 1 + 200 + 4 + 0 + 41 + 420 = 666.

It is a Harshad number since it is a multiple of its sum of digits (18).

It is a junction number, because it is equal to n+sod(n) for n = 12004041393 and 12004041402.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 4762249 + ... + 4764768.

Almost surely, 2^12004041420 is an apocalyptic number.

12004041420 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12004041420 is an abundant number, since it is smaller than the sum of its proper divisors (29609973204).

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

12004041420 is a wasteful number, since it uses less digits than its factorization.

12004041420 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 9527039 (or 9527034 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 18.

Adding to 12004041420 its reverse (2414040021), we get a palindrome (14418081441).

The spelling of 12004041420 in words is "twelve billion, four million, forty-one thousand, four hundred twenty".