11323297240 has 16 divisors (see below), whose sum is σ = 25477418880. Its totient is φ = 4529318880.

The previous prime is 11323297229. The next prime is 11323297241. The reversal of 11323297240 is 4279232311.

It is a junction number, because it is equal to n+sod(n) for n = 11323297196 and 11323297205.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11323297241) 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, 141541176 + ... + 141541255.

It is an arithmetic number, because the mean of its divisors is an integer number (1592338680).

Almost surely, 2^11323297240 is an apocalyptic number.

11323297240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11323297240 is an abundant number, since it is smaller than the sum of its proper divisors (14154121640).

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

11323297240 is a wasteful number, since it uses less digits than its factorization.

11323297240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 283082442 (or 283082438 counting only the distinct ones).

The product of its (nonzero) digits is 18144, while the sum is 34.

The spelling of 11323297240 in words is "eleven billion, three hundred twenty-three million, two hundred ninety-seven thousand, two hundred forty".