444132031231111 has 16 divisors (see below), whose sum is σ = 459615316073760. Its totient is φ = 428659980456960.

The previous prime is 444132031231073. The next prime is 444132031231121. The reversal of 444132031231111 is 111132130231444.

It is a cyclic number.

It is not a de Polignac number, because 444132031231111 - 2²¹ = 444132029133959 is a prime.

It is a super-2 number, since 2×444132031231111² (a number of 30 digits) contains 22 as substring.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (444132031231121) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 5717344191 + ... + 5717421871.

It is an arithmetic number, because the mean of its divisors is an integer number (28725957254610).

Almost surely, 2^{444132031231111} is an apocalyptic number.

444132031231111 is a deficient number, since it is larger than the sum of its proper divisors (15483284842649).

444132031231111 is a wasteful number, since it uses less digits than its factorization.

444132031231111 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147426.

The product of its (nonzero) digits is 6912, while the sum is 31.

Adding to 444132031231111 its reverse (111132130231444), we get a palindrome (555264161462555).

The spelling of 444132031231111 in words is "four hundred forty-four trillion, one hundred thirty-two billion, thirty-one million, two hundred thirty-one thousand, one hundred eleven".