12004505476 has 12 divisors (see below), whose sum is σ = 21243928860. Its totient is φ = 5934811520.

The previous prime is 12004505417. The next prime is 12004505507. The reversal of 12004505476 is 67450540021.

It can be written as a sum of positive squares in 2 ways, for example, as 763416900 + 11241088576 = 27630^2 + 106024^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 16859905 + ... + 16860616.

It is an arithmetic number, because the mean of its divisors is an integer number (1770327405).

Almost surely, 2^12004505476 is an apocalyptic number.

It is an amenable number.

12004505476 is a deficient number, since it is larger than the sum of its proper divisors (9239423384).

12004505476 is a wasteful number, since it uses less digits than its factorization.

12004505476 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33720614 (or 33720612 counting only the distinct ones).

The product of its (nonzero) digits is 33600, while the sum is 34.

The spelling of 12004505476 in words is "twelve billion, four million, five hundred five thousand, four hundred seventy-six".