11141024240 has 80 divisors (see below), whose sum is σ = 26329689792. Its totient is φ = 4383547392.

The previous prime is 11141024233. The next prime is 11141024263. The reversal of 11141024240 is 4242014111.

It is a tau number, because it is divible by the number of its divisors (80).

It is a super-2 number, since 2×11141024240² (a number of 21 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (20).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1291622 + ... + 1300218.

Almost surely, 2^11141024240 is an apocalyptic number.

11141024240 is a gapful number since it is divisible by the number (10) 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 11141024240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (13164844896).

11141024240 is an abundant number, since it is smaller than the sum of its proper divisors (15188665552).

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

11141024240 is a wasteful number, since it uses less digits than its factorization.

11141024240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8874 (or 8868 counting only the distinct ones).

The product of its (nonzero) digits is 256, while the sum is 20.

Adding to 11141024240 its reverse (4242014111), we get a palindrome (15383038351).

The spelling of 11141024240 in words is "eleven billion, one hundred forty-one million, twenty-four thousand, two hundred forty".