11244540240 has 60 divisors (see below), whose sum is σ = 37762916724. Its totient is φ = 2998543872.

The previous prime is 11244540221. The next prime is 11244540257. The reversal of 11244540240 is 4204544211.

11244540240 is a `hidden beast` number, since 11 + 244 + 5 + 402 + 4 + 0 = 666.

It can be written as a sum of positive squares in 2 ways, for example, as 6070903056 + 5173637184 = 77916^2 + 71928^2 .

It is a tau number, because it is divible by the number of its divisors (60).

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, 7807989 + ... + 7809428.

Almost surely, 2^11244540240 is an apocalyptic number.

11244540240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11244540240 is an abundant number, since it is smaller than the sum of its proper divisors (26518376484).

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

11244540240 is a wasteful number, since it uses less digits than its factorization.

11244540240 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15617436 (or 15617427 counting only the distinct ones).

The product of its (nonzero) digits is 5120, while the sum is 27.

The spelling of 11244540240 in words is "eleven billion, two hundred forty-four million, five hundred forty thousand, two hundred forty".