394606441201 has 4 divisors (see below), whose sum is σ = 450978789952. Its totient is φ = 338234092452.

The previous prime is 394606441181. The next prime is 394606441213. The reversal of 394606441201 is 102144606493.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4.

It is a cyclic number.

It is not a de Polignac number, because 394606441201 - 2²¹ = 394604344049 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (394606441231) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 28186174365 + ... + 28186174378.

It is an arithmetic number, because the mean of its divisors is an integer number (112744697488).

Almost surely, 2^394606441201 is an apocalyptic number.

It is an amenable number.

394606441201 is a deficient number, since it is larger than the sum of its proper divisors (56372348751).

394606441201 is an equidigital number, since it uses as much as digits as its factorization.

394606441201 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 56372348750.

The product of its (nonzero) digits is 124416, while the sum is 40.

The spelling of 394606441201 in words is "three hundred ninety-four billion, six hundred six million, four hundred forty-one thousand, two hundred one".