244444401111 has 4 divisors (see below), whose sum is σ = 325925868152. Its totient is φ = 162962934072.

The previous prime is 244444401109. The next prime is 244444401133. The reversal of 244444401111 is 111104444442.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 244444401111 - 2¹ = 244444401109 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (244444401101) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 40740733516 + ... + 40740733521.

It is an arithmetic number, because the mean of its divisors is an integer number (81481467038).

Almost surely, 2^244444401111 is an apocalyptic number.

244444401111 is a deficient number, since it is larger than the sum of its proper divisors (81481467041).

244444401111 is an equidigital number, since it uses as much as digits as its factorization.

244444401111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 81481467040.

The product of its (nonzero) digits is 8192, while the sum is 30.

Adding to 244444401111 its reverse (111104444442), we get a palindrome (355548845553).

The spelling of 244444401111 in words is "two hundred forty-four billion, four hundred forty-four million, four hundred one thousand, one hundred eleven".