650216449600 has 189 divisors, whose sum is σ = 1690171119651. Its totient is φ = 246165580800.

The previous prime is 650216449567. The next prime is 650216449601. The reversal of 650216449600 is 6944612056.

The square root of 650216449600 is 806360.

It is a perfect power (a square), and thus also a powerful number.

650216449600 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 245110336 + 649971339264 = 15656^2 + 806208^2 .

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (650216449601) by changing a digit.

It is a polite number, since it can be written in 26 ways as a sum of consecutive naturals, for example, 612833070 + ... + 612834130.

Almost surely, 2^650216449600 is an apocalyptic number.

650216449600 is the 806360-th square number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 650216449600

650216449600 is an abundant number, since it is smaller than the sum of its proper divisors (1039954670051).

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

650216449600 is an equidigital number, since it uses as much as digits as its factorization.

650216449600 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2182 (or 1087 counting only the distinct ones).

The product of its (nonzero) digits is 311040, while the sum is 43.

The spelling of 650216449600 in words is "six hundred fifty billion, two hundred sixteen million, four hundred forty-nine thousand, six hundred".