11444211255 has 32 divisors (see below), whose sum is σ = 19017492480. Its totient is φ = 5870413440.

The previous prime is 11444211203. The next prime is 11444211257. The reversal of 11444211255 is 55211244411.

It is not a de Polignac number, because 11444211255 - 2¹⁹ = 11443686967 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11444211257) 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, 301 + ... + 151289.

It is an arithmetic number, because the mean of its divisors is an integer number (594296640).

Almost surely, 2^11444211255 is an apocalyptic number.

11444211255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

11444211255 is a deficient number, since it is larger than the sum of its proper divisors (7573281225).

11444211255 is a wasteful number, since it uses less digits than its factorization.

11444211255 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 151191.

The product of its digits is 6400, while the sum is 30.

Adding to 11444211255 its reverse (55211244411), we get a palindrome (66655455666).

The spelling of 11444211255 in words is "eleven billion, four hundred forty-four million, two hundred eleven thousand, two hundred fifty-five".