12441398480 has 160 divisors (see below), whose sum is σ = 33576850944. Its totient is φ = 4199251968.

The previous prime is 12441398471. The next prime is 12441398491. The reversal of 12441398480 is 8489314421.

It is a super-2 number, since 2×12441398480² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 12656069 + ... + 12657051.

Almost surely, 2^12441398480 is an apocalyptic number.

12441398480 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 12441398480, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (16788425472).

12441398480 is an abundant number, since it is smaller than the sum of its proper divisors (21135452464).

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

12441398480 is a wasteful number, since it uses less digits than its factorization.

12441398480 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1333 (or 1327 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 44.

The spelling of 12441398480 in words is "twelve billion, four hundred forty-one million, three hundred ninety-eight thousand, four hundred eighty".