13444404133011 has 16 divisors (see below), whose sum is σ = 17962710652320. Its totient is φ = 8944535738880.

The previous prime is 13444404133009. The next prime is 13444404133037. The reversal of 13444404133011 is 11033140444431.

It is not a de Polignac number, because 13444404133011 - 2¹ = 13444404133009 is a prime.

It is a super-2 number, since 2×13444404133011² (a number of 27 digits) contains 22 as substring.

It is not an unprimeable number, because it can be changed into a prime (13444404133211) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 488421 + ... + 5208393.

It is an arithmetic number, because the mean of its divisors is an integer number (1122669415770).

Almost surely, 2^{13444404133011} is an apocalyptic number.

13444404133011 is a deficient number, since it is larger than the sum of its proper divisors (4518306519309).

13444404133011 is a wasteful number, since it uses less digits than its factorization.

13444404133011 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4721926.

The product of its (nonzero) digits is 27648, while the sum is 33.

Adding to 13444404133011 its reverse (11033140444431), we get a palindrome (24477544577442).

The spelling of 13444404133011 in words is "thirteen trillion, four hundred forty-four billion, four hundred four million, one hundred thirty-three thousand, eleven".