12346400204 has 24 divisors (see below), whose sum is σ = 22196510448. Its totient is φ = 6004635840.

The previous prime is 12346400179. The next prime is 12346400221. The reversal of 12346400204 is 40200464321.

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, 618134 + ... + 637794.

It is an arithmetic number, because the mean of its divisors is an integer number (924854602).

Almost surely, 2^12346400204 is an apocalyptic number.

It is an amenable number.

12346400204 is a deficient number, since it is larger than the sum of its proper divisors (9850110244).

12346400204 is a wasteful number, since it uses less digits than its factorization.

12346400204 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23945 (or 23943 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 12346400204 its reverse (40200464321), we get a palindrome (52546864525).

The spelling of 12346400204 in words is "twelve billion, three hundred forty-six million, four hundred thousand, two hundred four".