550105116520 has 16 divisors (see below), whose sum is σ = 1237736512260. Its totient is φ = 220042046592.

The previous prime is 550105116493. The next prime is 550105116553. The reversal of 550105116520 is 25611501055.

It can be written as a sum of positive squares in 2 ways, for example, as 523848803076 + 26256313444 = 723774^2 + 162038^2 .

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, 6876313917 + ... + 6876313996.

Almost surely, 2^550105116520 is an apocalyptic number.

It is an amenable number.

550105116520 is an abundant number, since it is smaller than the sum of its proper divisors (687631395740).

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

550105116520 is a wasteful number, since it uses less digits than its factorization.

550105116520 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13752627924 (or 13752627920 counting only the distinct ones).

The product of its (nonzero) digits is 7500, while the sum is 31.

Adding to 550105116520 its reverse (25611501055), we get a palindrome (575716617575).

The spelling of 550105116520 in words is "five hundred fifty billion, one hundred five million, one hundred sixteen thousand, five hundred twenty".