850116653 has 2 divisors, whose sum is σ = 850116654. Its totient is φ = 850116652.

The previous prime is 850116629. The next prime is 850116713. The reversal of 850116653 is 356611058.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 767179204 + 82937449 = 27698^2 + 9107^2 .

It is a cyclic number.

It is not a de Polignac number, because 850116653 - 2¹⁴ = 850100269 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (850116053) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 425058326 + 425058327.

It is an arithmetic number, because the mean of its divisors is an integer number (425058327).

Almost surely, 2^850116653 is an apocalyptic number.

It is an amenable number.

850116653 is a deficient number, since it is larger than the sum of its proper divisors (1).

850116653 is an equidigital number, since it uses as much as digits as its factorization.

850116653 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 21600, while the sum is 35.

The square root of 850116653 is about 29156.7599880371. The cubic root of 850116653 is about 947.3115691965.

The spelling of 850116653 in words is "eight hundred fifty million, one hundred sixteen thousand, six hundred fifty-three".