550650648 has 16 divisors (see below), whose sum is σ = 1376626680. Its totient is φ = 183550208.

The previous prime is 550650641. The next prime is 550650649. The reversal of 550650648 is 846056055.

It is a super-2 number, since 2×550650648² = 606432272285639808, which contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (550650641) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 11471865 + ... + 11471912.

Almost surely, 2^550650648 is an apocalyptic number.

It is an amenable number.

550650648 is an abundant number, since it is smaller than the sum of its proper divisors (825976032).

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

550650648 is a wasteful number, since it uses less digits than its factorization.

550650648 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 22943786 (or 22943782 counting only the distinct ones).

The product of its (nonzero) digits is 144000, while the sum is 39.

The square root of 550650648 is about 23465.9465609210. The cubic root of 550650648 is about 819.6442279762.

The spelling of 550650648 in words is "five hundred fifty million, six hundred fifty thousand, six hundred forty-eight".