850541770201 has 2 divisors, whose sum is σ = 850541770202. Its totient is φ = 850541770200.

The previous prime is 850541770157. The next prime is 850541770217. The reversal of 850541770201 is 102077145058.

850541770201 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 844570190025 + 5971580176 = 919005^2 + 77276^2 .

It is a cyclic number.

It is not a de Polignac number, because 850541770201 - 2¹⁹ = 850541245913 is a prime.

It is not a weakly prime, because it can be changed into another prime (850541770231) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 425270885100 + 425270885101.

It is an arithmetic number, because the mean of its divisors is an integer number (425270885101).

Almost surely, 2^850541770201 is an apocalyptic number.

It is an amenable number.

850541770201 is a deficient number, since it is larger than the sum of its proper divisors (1).

850541770201 is an equidigital number, since it uses as much as digits as its factorization.

850541770201 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 78400, while the sum is 40.

The spelling of 850541770201 in words is "eight hundred fifty billion, five hundred forty-one million, seven hundred seventy thousand, two hundred one".