11124990240 has 384 divisors, whose sum is σ = 44056535040. Its totient is φ = 2296885248.

The previous prime is 11124990211. The next prime is 11124990251. The reversal of 11124990240 is 4209942111.

It is an unprimeable number.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2050251 + ... + 2055669.

It is an arithmetic number, because the mean of its divisors is an integer number (114730560).

Almost surely, 2^11124990240 is an apocalyptic number.

11124990240 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 11124990240, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (22028267520).

11124990240 is an abundant number, since it is smaller than the sum of its proper divisors (32931544800).

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

11124990240 is a wasteful number, since it uses less digits than its factorization.

11124990240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 5504 (or 5496 counting only the distinct ones).

The product of its (nonzero) digits is 5184, while the sum is 33.

The spelling of 11124990240 in words is "eleven billion, one hundred twenty-four million, nine hundred ninety thousand, two hundred forty".