13044113432243 has 32 divisors (see below), whose sum is σ = 13651310149632. Its totient is φ = 12449630592000.

The previous prime is 13044113432239. The next prime is 13044113432257. The reversal of 13044113432243 is 34223431144031.

It is a cyclic number.

It is not a de Polignac number, because 13044113432243 - 2² = 13044113432239 is a prime.

It is a super-2 number, since 2×13044113432243² (a number of 27 digits) contains 22 as substring.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (13044113422243) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 986912771 + ... + 986925987.

It is an arithmetic number, because the mean of its divisors is an integer number (426603442176).

Almost surely, 2^{13044113432243} is an apocalyptic number.

13044113432243 is a deficient number, since it is larger than the sum of its proper divisors (607196717389).

13044113432243 is a wasteful number, since it uses less digits than its factorization.

13044113432243 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 14555.

The product of its (nonzero) digits is 82944, while the sum is 35.

Adding to 13044113432243 its reverse (34223431144031), we get a palindrome (47267544576274).

The spelling of 13044113432243 in words is "thirteen trillion, forty-four billion, one hundred thirteen million, four hundred thirty-two thousand, two hundred forty-three".