11513055212240 has 40 divisors (see below), whose sum is σ = 26767994738688. Its totient is φ = 4605197763200.

The previous prime is 11513055212237. The next prime is 11513055212273. The reversal of 11513055212240 is 4221255031511.

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 = 11513055212197 and 11513055212206.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 28398965 + ... + 28801515.

Almost surely, 2^{11513055212240} is an apocalyptic number.

11513055212240 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11513055212240 is an abundant number, since it is smaller than the sum of its proper divisors (15254939526448).

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

11513055212240 is a wasteful number, since it uses less digits than its factorization.

11513055212240 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 760067 (or 760061 counting only the distinct ones).

The product of its (nonzero) digits is 12000, while the sum is 32.

The spelling of 11513055212240 in words is "eleven trillion, five hundred thirteen billion, fifty-five million, two hundred twelve thousand, two hundred forty".