11226442520 has 16 divisors (see below), whose sum is σ = 25259495760. Its totient is φ = 4490576992.

The previous prime is 11226442519. The next prime is 11226442523. The reversal of 11226442520 is 2524462211.

11226442520 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (11226442523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 140330492 + ... + 140330571.

It is an arithmetic number, because the mean of its divisors is an integer number (1578718485).

Almost surely, 2^11226442520 is an apocalyptic number.

11226442520 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11226442520 is an abundant number, since it is smaller than the sum of its proper divisors (14033053240).

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

11226442520 is a wasteful number, since it uses less digits than its factorization.

11226442520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 280661074 (or 280661070 counting only the distinct ones).

The product of its (nonzero) digits is 7680, while the sum is 29.

The spelling of 11226442520 in words is "eleven billion, two hundred twenty-six million, four hundred forty-two thousand, five hundred twenty".