650012000 has 288 divisors, whose sum is σ = 1882258560. Its totient is φ = 219648000.

The previous prime is 650011997. The next prime is 650012009. The reversal of 650012000 is 210056.

650012000 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (650012009) by changing a digit.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8227961 + ... + 8228039.

It is an arithmetic number, because the mean of its divisors is an integer number (6535620).

Almost surely, 2^650012000 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 650012000, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (941129280).

650012000 is an abundant number, since it is smaller than the sum of its proper divisors (1232246560).

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

650012000 is a wasteful number, since it uses less digits than its factorization.

650012000 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 143 (or 114 counting only the distinct ones).

The product of its (nonzero) digits is 60, while the sum is 14.

The square root of 650012000 is about 25495.3329062399. The cubic root of 650012000 is about 866.2444360103.

Adding to 650012000 its reverse (210056), we get a palindrome (650222056).

The spelling of 650012000 in words is "six hundred fifty million, twelve thousand".