1143502030550 has 96 divisors (see below), whose sum is σ = 2338464864384. Its totient is φ = 412561440000.

The previous prime is 1143502030427. The next prime is 1143502030577. The reversal of 1143502030550 is 550302053411.

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 47 ways as a sum of consecutive naturals, for example, 214820189 + ... + 214825511.

It is an arithmetic number, because the mean of its divisors is an integer number (24359009004).

Almost surely, 2^{1143502030550} is an apocalyptic number.

1143502030550 is a gapful number since it is divisible by the number (10) formed by its first and last digit.

1143502030550 is an abundant number, since it is smaller than the sum of its proper divisors (1194962833834).

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

1143502030550 is a wasteful number, since it uses less digits than its factorization.

1143502030550 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8334 (or 8329 counting only the distinct ones).

The product of its (nonzero) digits is 9000, while the sum is 29.

Adding to 1143502030550 its reverse (550302053411), we get a palindrome (1693804083961).

The spelling of 1143502030550 in words is "one trillion, one hundred forty-three billion, five hundred two million, thirty thousand, five hundred fifty".