650363616 has 144 divisors (see below), whose sum is σ = 2225059200. Its totient is φ = 176027904.

The previous prime is 650363569. The next prime is 650363653. The reversal of 650363616 is 616363056.

It is a happy number.

650363616 is a `hidden beast` number, since 6 + 5 + 0 + 3 + 636 + 16 = 666.

It is a tau number, because it is divible by the number of its divisors (144).

It is a Harshad number since it is a multiple of its sum of digits (36).

It is an alternating number because its digits alternate between even and odd.

It is a congruent number.

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 23 ways as a sum of consecutive naturals, for example, 29815 + ... + 46793.

It is an arithmetic number, because the mean of its divisors is an integer number (15451800).

Almost surely, 2^650363616 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 650363616, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1112529600).

650363616 is an abundant number, since it is smaller than the sum of its proper divisors (1574695584).

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

650363616 is a wasteful number, since it uses less digits than its factorization.

650363616 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 17021 (or 17010 counting only the distinct ones).

The product of its (nonzero) digits is 58320, while the sum is 36.

The square root of 650363616 is about 25502.2276674019. The cubic root of 650363616 is about 866.4006026142.

The spelling of 650363616 in words is "six hundred fifty million, three hundred sixty-three thousand, six hundred sixteen".