12404400322 has 8 divisors (see below), whose sum is σ = 18607437072. Its totient is φ = 6201921300.

The previous prime is 12404400299. The next prime is 12404400329. The reversal of 12404400322 is 22300440421.

It is a happy number.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 12404400293 and 12404400302.

It is not an unprimeable number, because it can be changed into a prime (12404400329) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 78504 + ... + 175987.

It is an arithmetic number, because the mean of its divisors is an integer number (2325929634).

Almost surely, 2^12404400322 is an apocalyptic number.

12404400322 is a deficient number, since it is larger than the sum of its proper divisors (6203036750).

12404400322 is a wasteful number, since it uses less digits than its factorization.

12404400322 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 278864.

The product of its (nonzero) digits is 1536, while the sum is 22.

Adding to 12404400322 its reverse (22300440421), we get a palindrome (34704840743).

The spelling of 12404400322 in words is "twelve billion, four hundred four million, four hundred thousand, three hundred twenty-two".