650729090653 has 2 divisors, whose sum is σ = 650729090654. Its totient is φ = 650729090652.

The previous prime is 650729090621. The next prime is 650729090689. The reversal of 650729090653 is 356090927056.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 578614284889 + 72114805764 = 760667^2 + 268542^2 .

It is a cyclic number.

It is not a de Polignac number, because 650729090653 - 2⁵ = 650729090621 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 650729090653.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (650729090153) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 325364545326 + 325364545327.

It is an arithmetic number, because the mean of its divisors is an integer number (325364545327).

Almost surely, 2^650729090653 is an apocalyptic number.

It is an amenable number.

650729090653 is a deficient number, since it is larger than the sum of its proper divisors (1).

650729090653 is an equidigital number, since it uses as much as digits as its factorization.

650729090653 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3061800, while the sum is 52.

The spelling of 650729090653 in words is "six hundred fifty billion, seven hundred twenty-nine million, ninety thousand, six hundred fifty-three".