394616208223 has 16 divisors (see below), whose sum is σ = 418578243840. Its totient is φ = 370975550400.

The previous prime is 394616208209. The next prime is 394616208257. The reversal of 394616208223 is 322802616493.

It is a cyclic number.

It is not a de Polignac number, because 394616208223 - 2¹³ = 394616200031 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (394616208263) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 7081038 + ... + 7136548.

It is an arithmetic number, because the mean of its divisors is an integer number (26161140240).

Almost surely, 2^394616208223 is an apocalyptic number.

394616208223 is a deficient number, since it is larger than the sum of its proper divisors (23962035617).

394616208223 is a wasteful number, since it uses less digits than its factorization.

394616208223 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 58398.

The product of its (nonzero) digits is 746496, while the sum is 46.

The spelling of 394616208223 in words is "three hundred ninety-four billion, six hundred sixteen million, two hundred eight thousand, two hundred twenty-three".