550053500 has 48 divisors (see below), whose sum is σ = 1208450880. Its totient is φ = 218715200.

The previous prime is 550053473. The next prime is 550053503. The reversal of 550053500 is 5350055.

It is a happy number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550053503) by changing a digit.

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 15 ways as a sum of consecutive naturals, for example, 83321 + ... + 89679.

It is an arithmetic number, because the mean of its divisors is an integer number (25176060).

Almost surely, 2^550053500 is an apocalyptic number.

550053500 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 550053500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (604225440).

550053500 is an abundant number, since it is smaller than the sum of its proper divisors (658397380).

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

550053500 is a wasteful number, since it uses less digits than its factorization.

550053500 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 6551 (or 6539 counting only the distinct ones).

The product of its (nonzero) digits is 1875, while the sum is 23.

The square root of 550053500 is about 23453.2193952131. The cubic root of 550053500 is about 819.3478356108.

The spelling of 550053500 in words is "five hundred fifty million, fifty-three thousand, five hundred".