850560545297 has 2 divisors, whose sum is σ = 850560545298. Its totient is φ = 850560545296.

The previous prime is 850560545269. The next prime is 850560545323. The reversal of 850560545297 is 792545065058.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 819539120656 + 31021424641 = 905284^2 + 176129^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-850560545297 is a prime.

It is not a weakly prime, because it can be changed into another prime (850560547297) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 425280272648 + 425280272649.

It is an arithmetic number, because the mean of its divisors is an integer number (425280272649).

Almost surely, 2^850560545297 is an apocalyptic number.

It is an amenable number.

850560545297 is a deficient number, since it is larger than the sum of its proper divisors (1).

850560545297 is an equidigital number, since it uses as much as digits as its factorization.

850560545297 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 15120000, while the sum is 56.

The spelling of 850560545297 in words is "eight hundred fifty billion, five hundred sixty million, five hundred forty-five thousand, two hundred ninety-seven".