550361130 has 128 divisors (see below), whose sum is σ = 1505433600. Its totient is φ = 127545600.

The previous prime is 550361129. The next prime is 550361153. The reversal of 550361130 is 31163055.

It is a Curzon number.

It is a self number, because there is not a number n which added to its sum of digits gives 550361130.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 1253451 + ... + 1253889.

It is an arithmetic number, because the mean of its divisors is an integer number (11761200).

Almost surely, 2^550361130 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 550361130, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (752716800).

550361130 is an abundant number, since it is smaller than the sum of its proper divisors (955072470).

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

550361130 is a wasteful number, since it uses less digits than its factorization.

550361130 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 620.

The product of its (nonzero) digits is 1350, while the sum is 24.

The square root of 550361130 is about 23459.7768531587. The cubic root of 550361130 is about 819.5005534827.

The spelling of 550361130 in words is "five hundred fifty million, three hundred sixty-one thousand, one hundred thirty".