11240780568 has 64 divisors (see below), whose sum is σ = 28968399360. Its totient is φ = 3632893056.

The previous prime is 11240780549. The next prime is 11240780587. The reversal of 11240780568 is 86508704211.

It is an interprime number because it is at equal distance from previous prime (11240780549) and next prime (11240780587).

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 74130 + ... + 167262.

It is an arithmetic number, because the mean of its divisors is an integer number (452631240).

Almost surely, 2^11240780568 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11240780568, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14484199680).

11240780568 is an abundant number, since it is smaller than the sum of its proper divisors (17727618792).

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

11240780568 is a wasteful number, since it uses less digits than its factorization.

11240780568 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 93296 (or 93292 counting only the distinct ones).

The product of its (nonzero) digits is 107520, while the sum is 42.

The spelling of 11240780568 in words is "eleven billion, two hundred forty million, seven hundred eighty thousand, five hundred sixty-eight".