12441320140 has 48 divisors (see below), whose sum is σ = 26399084544. Its totient is φ = 4924760000.

The previous prime is 12441320113. The next prime is 12441320159. The reversal of 12441320140 is 4102314421.

It is a happy number.

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, 2460615 + ... + 2465665.

It is an arithmetic number, because the mean of its divisors is an integer number (549980928).

Almost surely, 2^12441320140 is an apocalyptic number.

12441320140 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

12441320140 is an abundant number, since it is smaller than the sum of its proper divisors (13957764404).

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

12441320140 is a wasteful number, since it uses less digits than its factorization.

12441320140 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 6318 (or 6316 counting only the distinct ones).

The product of its (nonzero) digits is 768, while the sum is 22.

Adding to 12441320140 its reverse (4102314421), we get a palindrome (16543634561).

The spelling of 12441320140 in words is "twelve billion, four hundred forty-one million, three hundred twenty thousand, one hundred forty".