13432044320 has 24 divisors (see below), whose sum is σ = 31733205084. Its totient is φ = 5372817664.

The previous prime is 13432044299. The next prime is 13432044349. The reversal of 13432044320 is 2344023431.

It can be written as a sum of positive squares in 2 ways, for example, as 13342098064 + 89946256 = 115508^2 + 9484^2 .

It is a super-2 number, since 2×13432044320² (a number of 21 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 13432044320.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 41974979 + ... + 41975298.

Almost surely, 2^13432044320 is an apocalyptic number.

13432044320 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13432044320 is an abundant number, since it is smaller than the sum of its proper divisors (18301160764).

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

13432044320 is an equidigital number, since it uses as much as digits as its factorization.

13432044320 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 83950292 (or 83950284 counting only the distinct ones).

The product of its (nonzero) digits is 6912, while the sum is 26.

Adding to 13432044320 its reverse (2344023431), we get a palindrome (15776067751).

The spelling of 13432044320 in words is "thirteen billion, four hundred thirty-two million, forty-four thousand, three hundred twenty".