11144244646 has 8 divisors (see below), whose sum is σ = 16736680944. Its totient is φ = 5565351000.

The previous prime is 11144244623. The next prime is 11144244649. The reversal of 11144244646 is 64644244111.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11144244649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 3383605 + ... + 3386896.

It is an arithmetic number, because the mean of its divisors is an integer number (2092085118).

Almost surely, 2^11144244646 is an apocalyptic number.

11144244646 is a deficient number, since it is larger than the sum of its proper divisors (5592436298).

11144244646 is an equidigital number, since it uses as much as digits as its factorization.

11144244646 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6771326.

The product of its digits is 73728, while the sum is 37.

Adding to 11144244646 its reverse (64644244111), we get a palindrome (75788488757).

The spelling of 11144244646 in words is "eleven billion, one hundred forty-four million, two hundred forty-four thousand, six hundred forty-six".