11152660240 has 40 divisors (see below), whose sum is σ = 26000657280. Its totient is φ = 4448896896.

The previous prime is 11152660231. The next prime is 11152660247. The reversal of 11152660240 is 4206625111.

It is a tau number, because it is divible by the number of its divisors (40).

It is a junction number, because it is equal to n+sod(n) for n = 11152660199 and 11152660208.

It is not an unprimeable number, because it can be changed into a prime (11152660247) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 160570 + ... + 219289.

It is an arithmetic number, because the mean of its divisors is an integer number (650016432).

Almost surely, 2^11152660240 is an apocalyptic number.

11152660240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11152660240 is an abundant number, since it is smaller than the sum of its proper divisors (14847997040).

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

11152660240 is a wasteful number, since it uses less digits than its factorization.

11152660240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 380239 (or 380233 counting only the distinct ones).

The product of its (nonzero) digits is 2880, while the sum is 28.

The spelling of 11152660240 in words is "eleven billion, one hundred fifty-two million, six hundred sixty thousand, two hundred forty".