394541492317 has 8 divisors (see below), whose sum is σ = 457255331712. Its totient is φ = 333415345200.

The previous prime is 394541492311. The next prime is 394541492333. The reversal of 394541492317 is 713294145493.

It is a sphenic number, since it is the product of 3 distinct primes.

It is not a de Polignac number, because 394541492317 - 2¹⁵ = 394541459549 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 (394541492311) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 396922534 + ... + 396923527.

It is an arithmetic number, because the mean of its divisors is an integer number (57156916464).

Almost surely, 2^394541492317 is an apocalyptic number.

It is an amenable number.

394541492317 is a deficient number, since it is larger than the sum of its proper divisors (62713839395).

394541492317 is an equidigital number, since it uses as much as digits as its factorization.

394541492317 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 793846139.

The product of its digits is 3265920, while the sum is 52.

The spelling of 394541492317 in words is "three hundred ninety-four billion, five hundred forty-one million, four hundred ninety-two thousand, three hundred seventeen".