11340312144 has 80 divisors (see below), whose sum is σ = 33493272960. Its totient is φ = 3238894080.

The previous prime is 11340312143. The next prime is 11340312157. The reversal of 11340312144 is 44121304311.

It is a Harshad number since it is a multiple of its sum of digits (24).

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11340312143) 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 15 ways as a sum of consecutive naturals, for example, 1336074 + ... + 1344534.

It is an arithmetic number, because the mean of its divisors is an integer number (418665912).

Almost surely, 2^11340312144 is an apocalyptic number.

11340312144 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

11340312144 is an abundant number, since it is smaller than the sum of its proper divisors (22152960816).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

11340312144 is a wasteful number, since it uses less digits than its factorization.

11340312144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12468 (or 12462 counting only the distinct ones).

The product of its (nonzero) digits is 1152, while the sum is 24.

Adding to 11340312144 its reverse (44121304311), we get a palindrome (55461616455).

The spelling of 11340312144 in words is "eleven billion, three hundred forty million, three hundred twelve thousand, one hundred forty-four".