11440223312240 has 20 divisors (see below), whose sum is σ = 26598519201144. Its totient is φ = 4576089324864.

The previous prime is 11440223312207. The next prime is 11440223312251. The reversal of 11440223312240 is 4221332204411.

It is a tau number, because it is divible by the number of its divisors (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 71501395622 + ... + 71501395781.

Almost surely, 2^{11440223312240} is an apocalyptic number.

11440223312240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11440223312240 is an abundant number, since it is smaller than the sum of its proper divisors (15158295888904).

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

11440223312240 is a wasteful number, since it uses less digits than its factorization.

11440223312240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143002791416 (or 143002791410 counting only the distinct ones).

The product of its (nonzero) digits is 9216, while the sum is 29.

Adding to 11440223312240 its reverse (4221332204411), we get a palindrome (15661555516651).

The spelling of 11440223312240 in words is "eleven trillion, four hundred forty billion, two hundred twenty-three million, three hundred twelve thousand, two hundred forty".