550360620 has 72 divisors (see below), whose sum is σ = 1684803120. Its totient is φ = 145411200.

The previous prime is 550360619. The next prime is 550360627. The reversal of 550360620 is 26063055.

550360620 is a `hidden beast` number, since 5 + 5 + 0 + 36 + 0 + 620 = 666.

It is not an unprimeable number, because it can be changed into a prime (550360627) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 5595 + ... + 33645.

Almost surely, 2^550360620 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 550360620, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (842401560).

550360620 is an abundant number, since it is smaller than the sum of its proper divisors (1134442500).

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

550360620 is a wasteful number, since it uses less digits than its factorization.

550360620 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 28175 (or 28170 counting only the distinct ones).

The product of its (nonzero) digits is 5400, while the sum is 27.

The square root of 550360620 is about 23459.7659834876. The cubic root of 550360620 is about 819.5003003487.

The spelling of 550360620 in words is "five hundred fifty million, three hundred sixty thousand, six hundred twenty".