650508650 has 48 divisors (see below), whose sum is σ = 1362555648. Its totient is φ = 228912000.

The previous prime is 650508647. The next prime is 650508667. The reversal of 650508650 is 56805056.

It is a self number, because there is not a number n which added to its sum of digits gives 650508650.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2027 + ... + 36126.

It is an arithmetic number, because the mean of its divisors is an integer number (28386576).

Almost surely, 2^650508650 is an apocalyptic number.

650508650 is an abundant number, since it is smaller than the sum of its proper divisors (712046998).

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

650508650 is a wasteful number, since it uses less digits than its factorization.

650508650 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 38207 (or 38202 counting only the distinct ones).

The product of its (nonzero) digits is 36000, while the sum is 35.

The square root of 650508650 is about 25505.0710643982. The cubic root of 650508650 is about 866.4650015659.

The spelling of 650508650 in words is "six hundred fifty million, five hundred eight thousand, six hundred fifty".