650050513 has 8 divisors (see below), whose sum is σ = 758076800. Its totient is φ = 557185860.

The previous prime is 650050487. The next prime is 650050519. The reversal of 650050513 is 315050056.

It is not a de Polignac number, because 650050513 - 2⁹ = 650050001 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (650050519) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 947253 + ... + 947938.

It is an arithmetic number, because the mean of its divisors is an integer number (94759600).

Almost surely, 2^650050513 is an apocalyptic number.

It is an amenable number.

650050513 is a deficient number, since it is larger than the sum of its proper divisors (108026287).

650050513 is an equidigital number, since it uses as much as digits as its factorization.

650050513 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1895212 (or 1895198 counting only the distinct ones).

The product of its (nonzero) digits is 2250, while the sum is 25.

The square root of 650050513 is about 25496.0881901518. The cubic root of 650050513 is about 866.2615439063.

The spelling of 650050513 in words is "six hundred fifty million, fifty thousand, five hundred thirteen".