550165115560 has 16 divisors (see below), whose sum is σ = 1237871510100. Its totient is φ = 220066046208.

The previous prime is 550165115557. The next prime is 550165115561. The reversal of 550165115560 is 65511561055.

It can be written as a sum of positive squares in 2 ways, for example, as 547620720196 + 2544395364 = 740014^2 + 50442^2 .

It is a super-2 number, since 2×550165115560² (a number of 24 digits) contains 22 as substring.

It is a Harshad number since it is a multiple of its sum of digits (40), and also a Moran number because the ratio is a prime number: 13754127889 = 550165115560 / (5 + 5 + 0 + 1 + 6 + 5 + 1 + 1 + 5 + 5 + 6 + 0).

It is not an unprimeable number, because it can be changed into a prime (550165115561) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6877063905 + ... + 6877063984.

Almost surely, 2^550165115560 is an apocalyptic number.

It is an amenable number.

550165115560 is an abundant number, since it is smaller than the sum of its proper divisors (687706394540).

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

550165115560 is a wasteful number, since it uses less digits than its factorization.

550165115560 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 13754127900 (or 13754127896 counting only the distinct ones).

The product of its (nonzero) digits is 112500, while the sum is 40.

The spelling of 550165115560 in words is "five hundred fifty billion, one hundred sixty-five million, one hundred fifteen thousand, five hundred sixty".