11409238224 has 60 divisors (see below), whose sum is σ = 31982020356. Its totient is φ = 3796886016.

The previous prime is 11409238213. The next prime is 11409238241. The reversal of 11409238224 is 42283290411.

11409238224 is a `hidden beast` number, since 1 + 1 + 409 + 23 + 8 + 224 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 3298434624 + 8110803600 = 57432^2 + 90060^2 .

It is a Harshad number since it is a multiple of its sum of digits (36).

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 24642 + ... + 153054.

Almost surely, 2^11409238224 is an apocalyptic number.

It is an amenable number.

11409238224 is an abundant number, since it is smaller than the sum of its proper divisors (20572782132).

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

11409238224 is a wasteful number, since it uses less digits than its factorization.

11409238224 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 129044 (or 129035 counting only the distinct ones).

The product of its (nonzero) digits is 27648, while the sum is 36.

The spelling of 11409238224 in words is "eleven billion, four hundred nine million, two hundred thirty-eight thousand, two hundred twenty-four".