11243265768 has 96 divisors (see below), whose sum is σ = 34860196800. Its totient is φ = 3206859264.

The previous prime is 11243265757. The next prime is 11243265791. The reversal of 11243265768 is 86756234211.

11243265768 is a `hidden beast` number, since 1 + 12 + 43 + 26 + 576 + 8 = 666.

It is a super-2 number, since 2×11243265768² (a number of 21 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 280063 + ... + 317681.

It is an arithmetic number, because the mean of its divisors is an integer number (363127050).

Almost surely, 2^11243265768 is an apocalyptic number.

11243265768 is a gapful number since it is divisible by the number (18) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 11243265768, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (17430098400).

11243265768 is an abundant number, since it is smaller than the sum of its proper divisors (23616931032).

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

11243265768 is a wasteful number, since it uses less digits than its factorization.

11243265768 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 38231 (or 38224 counting only the distinct ones).

The product of its digits is 483840, while the sum is 45.

Adding to 11243265768 its reverse (86756234211), we get a palindrome (97999499979).

The spelling of 11243265768 in words is "eleven billion, two hundred forty-three million, two hundred sixty-five thousand, seven hundred sixty-eight".