11141143550 has 48 divisors (see below), whose sum is σ = 20965553952. Its totient is φ = 4404326400.

The previous prime is 11141143547. The next prime is 11141143561. The reversal of 11141143550 is 5534114111.

11141143550 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 23 ways as a sum of consecutive naturals, for example, 5154470 + ... + 5156630.

It is an arithmetic number, because the mean of its divisors is an integer number (436782374).

Almost surely, 2^11141143550 is an apocalyptic number.

11141143550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

11141143550 is a deficient number, since it is larger than the sum of its proper divisors (9824410402).

11141143550 is a wasteful number, since it uses less digits than its factorization.

11141143550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3333 (or 3328 counting only the distinct ones).

The product of its (nonzero) digits is 1200, while the sum is 26.

Adding to 11141143550 its reverse (5534114111), we get a palindrome (16675257661).

The spelling of 11141143550 in words is "eleven billion, one hundred forty-one million, one hundred forty-three thousand, five hundred fifty".