550605133340 has 24 divisors (see below), whose sum is σ = 1187521343232. Its totient is φ = 214289565120.

The previous prime is 550605133327. The next prime is 550605133417. The reversal of 550605133340 is 43331506055.

It is a self number, because there is not a number n which added to its sum of digits gives 550605133340.

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 7 ways as a sum of consecutive naturals, for example, 372029756 + ... + 372031235.

It is an arithmetic number, because the mean of its divisors is an integer number (49480055968).

Almost surely, 2^550605133340 is an apocalyptic number.

It is an amenable number.

550605133340 is an abundant number, since it is smaller than the sum of its proper divisors (636916209892).

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

550605133340 is a wasteful number, since it uses less digits than its factorization.

550605133340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 744061037 (or 744061035 counting only the distinct ones).

The product of its (nonzero) digits is 81000, while the sum is 35.

Adding to 550605133340 its reverse (43331506055), we get a palindrome (593936639395).

The spelling of 550605133340 in words is "five hundred fifty billion, six hundred five million, one hundred thirty-three thousand, three hundred forty".