650932643 has 2 divisors, whose sum is σ = 650932644. Its totient is φ = 650932642.

The previous prime is 650932619. The next prime is 650932651. The reversal of 650932643 is 346239056.

650932643 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 650932643 - 2²⁴ = 634155427 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 650932597 and 650932606.

It is not a weakly prime, because it can be changed into another prime (650932693) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 325466321 + 325466322.

It is an arithmetic number, because the mean of its divisors is an integer number (325466322).

Almost surely, 2^650932643 is an apocalyptic number.

650932643 is a deficient number, since it is larger than the sum of its proper divisors (1).

650932643 is an equidigital number, since it uses as much as digits as its factorization.

650932643 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 116640, while the sum is 38.

The square root of 650932643 is about 25513.3816457168. The cubic root of 650932643 is about 866.6532108529.

The spelling of 650932643 in words is "six hundred fifty million, nine hundred thirty-two thousand, six hundred forty-three".