650516539 has 2 divisors, whose sum is σ = 650516540. Its totient is φ = 650516538.

The previous prime is 650516527. The next prime is 650516551. The reversal of 650516539 is 935615056.

It is a balanced prime because it is at equal distance from previous prime (650516527) and next prime (650516551).

It is a cyclic number.

It is not a de Polignac number, because 650516539 - 2⁵ = 650516507 is a prime.

It is not a weakly prime, because it can be changed into another prime (650516569) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 325258269 + 325258270.

It is an arithmetic number, because the mean of its divisors is an integer number (325258270).

Almost surely, 2^650516539 is an apocalyptic number.

650516539 is a deficient number, since it is larger than the sum of its proper divisors (1).

650516539 is an equidigital number, since it uses as much as digits as its factorization.

650516539 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 121500, while the sum is 40.

The square root of 650516539 is about 25505.2257194482. The cubic root of 650516539 is about 866.4685042172.

The spelling of 650516539 in words is "six hundred fifty million, five hundred sixteen thousand, five hundred thirty-nine".