850560545269 has 2 divisors, whose sum is σ = 850560545270. Its totient is φ = 850560545268.

The previous prime is 850560545239. The next prime is 850560545297. The reversal of 850560545269 is 962545065058.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 744144319044 + 106416226225 = 862638^2 + 326215^2 .

It is a cyclic number.

It is not a de Polignac number, because 850560545269 - 2¹³ = 850560537077 is a prime.

It is a super-2 number, since 2×850560545269² (a number of 25 digits) contains 22 as substring.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (850560545209) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 425280272634 + 425280272635.

It is an arithmetic number, because the mean of its divisors is an integer number (425280272635).

Almost surely, 2^850560545269 is an apocalyptic number.

It is an amenable number.

850560545269 is a deficient number, since it is larger than the sum of its proper divisors (1).

850560545269 is an equidigital number, since it uses as much as digits as its factorization.

850560545269 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 12960000, while the sum is 55.

The spelling of 850560545269 in words is "eight hundred fifty billion, five hundred sixty million, five hundred forty-five thousand, two hundred sixty-nine".