550163340 has 120 divisors (see below), whose sum is σ = 1734588240. Its totient is φ = 145971072.

The previous prime is 550163281. The next prime is 550163387. The reversal of 550163340 is 43361055.

It is a Harshad number since it is a multiple of its sum of digits (27).

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 39 ways as a sum of consecutive naturals, for example, 370239 + ... + 371721.

It is an arithmetic number, because the mean of its divisors is an integer number (14454902).

Almost surely, 2^550163340 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 550163340, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (867294120).

550163340 is an abundant number, since it is smaller than the sum of its proper divisors (1184424900).

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

550163340 is a wasteful number, since it uses less digits than its factorization.

550163340 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1733 (or 1722 counting only the distinct ones).

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

The square root of 550163340 is about 23455.5609611026. The cubic root of 550163340 is about 819.4023704130.

The spelling of 550163340 in words is "five hundred fifty million, one hundred sixty-three thousand, three hundred forty".