650116500 has 288 divisors, whose sum is σ = 2186061696. Its totient is φ = 148800000.

The previous prime is 650116487. The next prime is 650116501. The reversal of 650116500 is 5611056.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (650116501) by changing a digit.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 15856480 + ... + 15856520.

It is an arithmetic number, because the mean of its divisors is an integer number (7590492).

Almost surely, 2^650116500 is an apocalyptic number.

650116500 is a gapful number since it is divisible by the number (60) 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 650116500, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (1093030848).

650116500 is an abundant number, since it is smaller than the sum of its proper divisors (1535945196).

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

650116500 is a wasteful number, since it uses less digits than its factorization.

650116500 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 136 (or 93 counting only the distinct ones).

The product of its (nonzero) digits is 900, while the sum is 24.

The square root of 650116500 is about 25497.3822185729. The cubic root of 650116500 is about 866.2908544831.

Adding to 650116500 its reverse (5611056), we get a palindrome (655727556).

The spelling of 650116500 in words is "six hundred fifty million, one hundred sixteen thousand, five hundred".