12342420404 has 12 divisors (see below), whose sum is σ = 22126046628. Its totient is φ = 6020692800.

The previous prime is 12342420353. The next prime is 12342420437. The reversal of 12342420404 is 40402424321.

It is a happy number.

It can be written as a sum of positive squares in 2 ways, for example, as 395930404 + 11946490000 = 19898^2 + 109300^2 .

It is a congruent number.

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, 37629167 + ... + 37629494.

It is an arithmetic number, because the mean of its divisors is an integer number (1843837219).

Almost surely, 2^12342420404 is an apocalyptic number.

It is an amenable number.

12342420404 is a deficient number, since it is larger than the sum of its proper divisors (9783626224).

12342420404 is a wasteful number, since it uses less digits than its factorization.

12342420404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 75258706 (or 75258704 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 26.

Adding to 12342420404 its reverse (40402424321), we get a palindrome (52744844725).

The spelling of 12342420404 in words is "twelve billion, three hundred forty-two million, four hundred twenty thousand, four hundred four".