550513541120 has 144 divisors (see below), whose sum is σ = 1334469350088. Its totient is φ = 217998950400.

The previous prime is 550513541101. The next prime is 550513541173. The reversal of 550513541120 is 21145315055.

It can be written as a sum of positive squares in 4 ways, for example, as 537183453184 + 13330087936 = 732928^2 + 115456^2 .

It is a Harshad number since it is a multiple of its sum of digits (32).

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 66187202 + ... + 66195518.

Almost surely, 2^550513541120 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 550513541120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (667234675044).

550513541120 is an abundant number, since it is smaller than the sum of its proper divisors (783955808968).

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

550513541120 is an frugal number, since it uses more digits than its factorization.

550513541120 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8457 (or 8425 counting only the distinct ones).

The product of its (nonzero) digits is 15000, while the sum is 32.

Adding to 550513541120 its reverse (21145315055), we get a palindrome (571658856175).

The spelling of 550513541120 in words is "five hundred fifty billion, five hundred thirteen million, five hundred forty-one thousand, one hundred twenty".