11344644311 has 48 divisors (see below), whose sum is σ = 15500837184. Its totient is φ = 8079192000.

The previous prime is 11344644287. The next prime is 11344644341.

11344644311 is nontrivially palindromic in base 10.

It is not a de Polignac number, because 11344644311 - 2⁶ = 11344644247 is a prime.

It is a super-3 number, since 3×11344644311³ (a number of 31 digits) contains 333 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11344644341) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 112323161 + ... + 112323261.

It is an arithmetic number, because the mean of its divisors is an integer number (322934108).

Almost surely, 2^11344644311 is an apocalyptic number.

11344644311 is a gapful number since it is divisible by the number (11) formed by its first and last digit.

11344644311 is a deficient number, since it is larger than the sum of its proper divisors (4156192873).

11344644311 is an frugal number, since it uses more digits than its factorization.

11344644311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 345 (or 132 counting only the distinct ones).

The product of its digits is 13824, while the sum is 32.

The spelling of 11344644311 in words is "eleven billion, three hundred forty-four million, six hundred forty-four thousand, three hundred eleven".