550777248 has 216 divisors, whose sum is σ = 1882258560. Its totient is φ = 152167680.

The previous prime is 550777243. The next prime is 550777259. The reversal of 550777248 is 842777055.

550777248 is a `hidden beast` number, since 550 + 7 + 77 + 24 + 8 = 666.

It is not an unprimeable number, because it can be changed into a prime (550777243) by changing a digit.

It is a polite number, since it can be written in 35 ways as a sum of consecutive naturals, for example, 436843 + ... + 438101.

It is an arithmetic number, because the mean of its divisors is an integer number (8714160).

Almost surely, 2^550777248 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 550777248, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (941129280).

550777248 is an abundant number, since it is smaller than the sum of its proper divisors (1331481312).

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

550777248 is a wasteful number, since it uses less digits than its factorization.

550777248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1320 (or 1302 counting only the distinct ones).

The product of its (nonzero) digits is 548800, while the sum is 45.

The square root of 550777248 is about 23468.6439318509. The cubic root of 550777248 is about 819.7070379195.

The spelling of 550777248 in words is "five hundred fifty million, seven hundred seventy-seven thousand, two hundred forty-eight".