13444051005423 has 12 divisors (see below), whose sum is σ = 19431164562888. Its totient is φ = 8957171542320.

The previous prime is 13444051005403. The next prime is 13444051005481. The reversal of 13444051005423 is 32450015044431.

13444051005423 is a `hidden beast` number, since 1 + 3 + 4 + 4 + 4 + 0 + 5 + 100 + 542 + 3 = 666.

It is not a de Polignac number, because 13444051005423 - 2⁵ = 13444051005391 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (13444051005403) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 460745265 + ... + 460774442.

It is an arithmetic number, because the mean of its divisors is an integer number (1619263713574).

Almost surely, 2^{13444051005423} is an apocalyptic number.

13444051005423 is a deficient number, since it is larger than the sum of its proper divisors (5987113557465).

13444051005423 is a wasteful number, since it uses less digits than its factorization.

13444051005423 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 921521334 (or 921521331 counting only the distinct ones).

The product of its (nonzero) digits is 115200, while the sum is 36.

Adding to 13444051005423 its reverse (32450015044431), we get a palindrome (45894066049854).

The spelling of 13444051005423 in words is "thirteen trillion, four hundred forty-four billion, fifty-one million, five thousand, four hundred twenty-three".