11550541020 has 48 divisors (see below), whose sum is σ = 32750914560. Its totient is φ = 3041153856.

The previous prime is 11550541003. The next prime is 11550541063. The reversal of 11550541020 is 2014505511.

11550541020 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 an unprimeable number.

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 15 ways as a sum of consecutive naturals, for example, 1213672 + ... + 1223151.

It is an arithmetic number, because the mean of its divisors is an integer number (682310720).

Almost surely, 2^11550541020 is an apocalyptic number.

11550541020 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

It is an amenable number.

11550541020 is an abundant number, since it is smaller than the sum of its proper divisors (21200373540).

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

11550541020 is a wasteful number, since it uses less digits than its factorization.

11550541020 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2436914 (or 2436912 counting only the distinct ones).

The product of its (nonzero) digits is 1000, while the sum is 24.

The spelling of 11550541020 in words is "eleven billion, five hundred fifty million, five hundred forty-one thousand, twenty".