550161120 has 96 divisors (see below), whose sum is σ = 1758976128. Its totient is φ = 144511488.
The previous prime is 550161109. The next prime is 550161133. The reversal of 550161120 is 21161055.
It is a tau number, because it is divible by the number of its divisors (96).
It is a congruent number.
It is an unprimeable number.
It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 23607 + ... + 40713.
It is an arithmetic number, because the mean of its divisors is an integer number (18322668).
Almost surely, 2550161120 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 550161120, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (879488064).
550161120 is an abundant number, since it is smaller than the sum of its proper divisors (1208815008).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
550161120 is a wasteful number, since it uses less digits than its factorization.
550161120 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 17192 (or 17184 counting only the distinct ones).
The product of its (nonzero) digits is 300, while the sum is 21.
The square root of 550161120 is about 23455.5136375224. The cubic root of 550161120 is about 819.4012682702.
The spelling of 550161120 in words is "five hundred fifty million, one hundred sixty-one thousand, one hundred twenty".
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