11225540450520 has 96 divisors (see below), whose sum is σ = 39799643429520. Its totient is φ = 2721343138560.

The previous prime is 11225540450437. The next prime is 11225540450521. The reversal of 11225540450520 is 2505404552211.

11225540450520 is a `hidden beast` number, since 1 + 1 + 2 + 2 + 55 + 40 + 45 + 0 + 520 = 666.

11225540450520 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11225540450521) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 1417362259 + ... + 1417370178.

Almost surely, 2^{11225540450520} is an apocalyptic number.

11225540450520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11225540450520 is an abundant number, since it is smaller than the sum of its proper divisors (28574102979000).

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

11225540450520 is a wasteful number, since it uses less digits than its factorization.

11225540450520 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2834732465 (or 2834732458 counting only the distinct ones).

The product of its (nonzero) digits is 80000, while the sum is 36.

The spelling of 11225540450520 in words is "eleven trillion, two hundred twenty-five billion, five hundred forty million, four hundred fifty thousand, five hundred twenty".