85433845201 has 2 divisors, whose sum is σ = 85433845202. Its totient is φ = 85433845200.

The previous prime is 85433845199. The next prime is 85433845267. The reversal of 85433845201 is 10254833458.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 82111475601 + 3322369600 = 286551^2 + 57640^2 .

It is a cyclic number.

It is not a de Polignac number, because 85433845201 - 2¹ = 85433845199 is a prime.

Together with 85433845199, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (85433845291) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 42716922600 + 42716922601.

It is an arithmetic number, because the mean of its divisors is an integer number (42716922601).

Almost surely, 2^85433845201 is an apocalyptic number.

It is an amenable number.

85433845201 is a deficient number, since it is larger than the sum of its proper divisors (1).

85433845201 is an equidigital number, since it uses as much as digits as its factorization.

85433845201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 460800, while the sum is 43.

The spelling of 85433845201 in words is "eighty-five billion, four hundred thirty-three million, eight hundred forty-five thousand, two hundred one".