12641767204 has 24 divisors (see below), whose sum is σ = 24194501856. Its totient is φ = 5731920000.

The previous prime is 12641767183. The next prime is 12641767217. The reversal of 12641767204 is 40276714621.

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, 340602 + ... + 375889.

It is an arithmetic number, because the mean of its divisors is an integer number (1008104244).

Almost surely, 2^12641767204 is an apocalyptic number.

It is an amenable number.

12641767204 is a deficient number, since it is larger than the sum of its proper divisors (11552734652).

12641767204 is a wasteful number, since it uses less digits than its factorization.

12641767204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 716907 (or 716905 counting only the distinct ones).

The product of its (nonzero) digits is 112896, while the sum is 40.

The spelling of 12641767204 in words is "twelve billion, six hundred forty-one million, seven hundred sixty-seven thousand, two hundred four".