850795545643 has 2 divisors, whose sum is σ = 850795545644. Its totient is φ = 850795545642.

The previous prime is 850795545599. The next prime is 850795545697. The reversal of 850795545643 is 346545597058.

850795545643 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 850795545643 - 2¹³ = 850795537451 is a prime.

It is not a weakly prime, because it can be changed into another prime (850795545443) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 425397772821 + 425397772822.

It is an arithmetic number, because the mean of its divisors is an integer number (425397772822).

Almost surely, 2^850795545643 is an apocalyptic number.

850795545643 is a deficient number, since it is larger than the sum of its proper divisors (1).

850795545643 is an equidigital number, since it uses as much as digits as its factorization.

850795545643 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 90720000, while the sum is 61.

The spelling of 850795545643 in words is "eight hundred fifty billion, seven hundred ninety-five million, five hundred forty-five thousand, six hundred forty-three".