13044434120 has 16 divisors (see below), whose sum is σ = 29349976860. Its totient is φ = 5217773632.

The previous prime is 13044434057. The next prime is 13044434141. The reversal of 13044434120 is 2143444031.

It can be written as a sum of positive squares in 2 ways, for example, as 12634209604 + 410224516 = 112402^2 + 20254^2 .

It is a super-2 number, since 2×13044434120² (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 13044434120.

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 163055387 + ... + 163055466.

Almost surely, 2^13044434120 is an apocalyptic number.

13044434120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13044434120 is an abundant number, since it is smaller than the sum of its proper divisors (16305542740).

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

13044434120 is a wasteful number, since it uses less digits than its factorization.

13044434120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 326110864 (or 326110860 counting only the distinct ones).

The product of its (nonzero) digits is 4608, while the sum is 26.

Adding to 13044434120 its reverse (2143444031), we get a palindrome (15187878151).

The spelling of 13044434120 in words is "thirteen billion, forty-four million, four hundred thirty-four thousand, one hundred twenty".