13441312320 has 112 divisors (see below), whose sum is σ = 44052914688. Its totient is φ = 3468718080.

The previous prime is 13441312303. The next prime is 13441312321. The reversal of 13441312320 is 2321314431.

It is a happy number.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is not an unprimeable number, because it can be changed into a prime (13441312321) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 196069 + ... + 255588.

Almost surely, 2^13441312320 is an apocalyptic number.

13441312320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13441312320 is an abundant number, since it is smaller than the sum of its proper divisors (30611602368).

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

13441312320 is a wasteful number, since it uses less digits than its factorization.

13441312320 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 451708 (or 451698 counting only the distinct ones).

The product of its (nonzero) digits is 1728, while the sum is 24.

Adding to 13441312320 its reverse (2321314431), we get a palindrome (15762626751).

The spelling of 13441312320 in words is "thirteen billion, four hundred forty-one million, three hundred twelve thousand, three hundred twenty".