12004105476 has 24 divisors (see below), whose sum is σ = 30555905184. Its totient is φ = 3637607680.

The previous prime is 12004105411. The next prime is 12004105493. The reversal of 12004105476 is 67450140021.

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, 45469965 + ... + 45470228.

It is an arithmetic number, because the mean of its divisors is an integer number (1273162716).

Almost surely, 2^12004105476 is an apocalyptic number.

It is an amenable number.

12004105476 is an abundant number, since it is smaller than the sum of its proper divisors (18551799708).

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

12004105476 is a wasteful number, since it uses less digits than its factorization.

12004105476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90940211 (or 90940209 counting only the distinct ones).

The product of its (nonzero) digits is 6720, while the sum is 30.

Adding to 12004105476 its reverse (67450140021), we get a palindrome (79454245497).

The spelling of 12004105476 in words is "twelve billion, four million, one hundred five thousand, four hundred seventy-six".