12443163304 has 64 divisors (see below), whose sum is σ = 27514650240. Its totient is φ = 5200930560.

The previous prime is 12443163283. The next prime is 12443163319. The reversal of 12443163304 is 40336134421.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 280194 + ... + 321550.

It is an arithmetic number, because the mean of its divisors is an integer number (429916410).

Almost surely, 2^12443163304 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12443163304, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13757325120).

12443163304 is an abundant number, since it is smaller than the sum of its proper divisors (15071486936).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

12443163304 is a wasteful number, since it uses less digits than its factorization.

12443163304 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 41650 (or 41646 counting only the distinct ones).

The product of its (nonzero) digits is 20736, while the sum is 31.

Adding to 12443163304 its reverse (40336134421), we get a palindrome (52779297725).

The spelling of 12443163304 in words is "twelve billion, four hundred forty-three million, one hundred sixty-three thousand, three hundred four".