13044000443120 has 40 divisors (see below), whose sum is σ = 30595684246416. Its totient is φ = 5171426720768.

The previous prime is 13044000443099. The next prime is 13044000443161. The reversal of 13044000443120 is 2134400044031.

It is a tau number, because it is divible by the number of its divisors (40).

It is a super-2 number, since 2×13044000443120² (a number of 27 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 13044000443120.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 721451162 + ... + 721469241.

Almost surely, 2^{13044000443120} is an apocalyptic number.

13044000443120 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

13044000443120 is an abundant number, since it is smaller than the sum of its proper divisors (17551683803296).

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

13044000443120 is a wasteful number, since it uses less digits than its factorization.

13044000443120 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1442920529 (or 1442920523 counting only the distinct ones).

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

Adding to 13044000443120 its reverse (2134400044031), we get a palindrome (15178400487151).

The spelling of 13044000443120 in words is "thirteen trillion, forty-four billion, four hundred forty-three thousand, one hundred twenty".