13432343444 has 24 divisors (see below), whose sum is σ = 25484713800. Its totient is φ = 6157931904.

The previous prime is 13432343437. The next prime is 13432343473. The reversal of 13432343444 is 44434323431.

It can be written as a sum of positive squares in 4 ways, for example, as 338118544 + 13094224900 = 18388^2 + 114430^2 .

It is a super-2 number, since 2×13432343444² (a number of 21 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 859079 + ... + 874574.

It is an arithmetic number, because the mean of its divisors is an integer number (1061863075).

Almost surely, 2^13432343444 is an apocalyptic number.

It is an amenable number.

13432343444 is a deficient number, since it is larger than the sum of its proper divisors (12052370356).

13432343444 is a wasteful number, since it uses less digits than its factorization.

13432343444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1733819 (or 1733817 counting only the distinct ones).

The product of its digits is 165888, while the sum is 35.

Adding to 13432343444 its reverse (44434323431), we get a palindrome (57866666875).

The spelling of 13432343444 in words is "thirteen billion, four hundred thirty-two million, three hundred forty-three thousand, four hundred forty-four".