550161200 has 60 divisors (see below), whose sum is σ = 1346753088. Its totient is φ = 215904000.

The previous prime is 550161197. The next prime is 550161203. The reversal of 550161200 is 2161055.

It is an interprime number because it is at equal distance from previous prime (550161197) and next prime (550161203).

It is a Harshad number since it is a multiple of its sum of digits (20).

It is not an unprimeable number, because it can be changed into a prime (550161203) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 8225 + ... + 34175.

Almost surely, 2^550161200 is an apocalyptic number.

550161200 is a gapful number since it is divisible by the number (50) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 550161200, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (673376544).

550161200 is an abundant number, since it is smaller than the sum of its proper divisors (796591888).

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

550161200 is a wasteful number, since it uses less digits than its factorization.

550161200 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 26022 (or 26011 counting only the distinct ones).

The product of its (nonzero) digits is 300, while the sum is 20.

The square root of 550161200 is about 23455.5153428783. The cubic root of 550161200 is about 819.4013079871.

The spelling of 550161200 in words is "five hundred fifty million, one hundred sixty-one thousand, two hundred".