845596474201 has 2 divisors, whose sum is σ = 845596474202. Its totient is φ = 845596474200.

The previous prime is 845596474199. The next prime is 845596474213. The reversal of 845596474201 is 102474695548.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 811622611801 + 33973862400 = 900901^2 + 184320^2 .

It is a cyclic number.

It is not a de Polignac number, because 845596474201 - 2¹ = 845596474199 is a prime.

Together with 845596474199, it forms a pair of twin primes.

It is not a weakly prime, because it can be changed into another prime (845596471201) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 422798237100 + 422798237101.

It is an arithmetic number, because the mean of its divisors is an integer number (422798237101).

Almost surely, 2^845596474201 is an apocalyptic number.

It is an amenable number.

845596474201 is a deficient number, since it is larger than the sum of its proper divisors (1).

845596474201 is an equidigital number, since it uses as much as digits as its factorization.

845596474201 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 9676800, while the sum is 55.

The spelling of 845596474201 in words is "eight hundred forty-five billion, five hundred ninety-six million, four hundred seventy-four thousand, two hundred one".