11550540252244 has 12 divisors (see below), whose sum is σ = 23101080504544. Its totient is φ = 4950231536664.

The previous prime is 11550540252239. The next prime is 11550540252257. The reversal of 11550540252244 is 44225204505511.

11550540252244 is an admirable number.

It is a junction number, because it is equal to n+sod(n) for n = 11550540252197 and 11550540252206.

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 3 ways as a sum of consecutive naturals, for example, 206259647334 + ... + 206259647389.

Almost surely, 2^{11550540252244} is an apocalyptic number.

11550540252244 is a gapful number since it is divisible by the number (14) formed by its first and last digit.

It is an amenable number.

11550540252244 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

11550540252244 is a wasteful number, since it uses less digits than its factorization.

11550540252244 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 412519294734 (or 412519294732 counting only the distinct ones).

The product of its (nonzero) digits is 320000, while the sum is 40.

Adding to 11550540252244 its reverse (44225204505511), we get a palindrome (55775744757755).

The spelling of 11550540252244 in words is "eleven trillion, five hundred fifty billion, five hundred forty million, two hundred fifty-two thousand, two hundred forty-four".