650410124009 has 2 divisors, whose sum is σ = 650410124010. Its totient is φ = 650410124008.

The previous prime is 650410123981. The next prime is 650410124027. The reversal of 650410124009 is 900421014056.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 502163563225 + 148246560784 = 708635^2 + 385028^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-650410124009 is a prime.

It is not a weakly prime, because it can be changed into another prime (650410124059) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 325205062004 + 325205062005.

It is an arithmetic number, because the mean of its divisors is an integer number (325205062005).

Almost surely, 2^650410124009 is an apocalyptic number.

It is an amenable number.

650410124009 is a deficient number, since it is larger than the sum of its proper divisors (1).

650410124009 is an equidigital number, since it uses as much as digits as its factorization.

650410124009 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 8640, while the sum is 32.

The spelling of 650410124009 in words is "six hundred fifty billion, four hundred ten million, one hundred twenty-four thousand, nine".