394314552404 has 24 divisors (see below), whose sum is σ = 690831932448. Its totient is φ = 196934133600.

The previous prime is 394314552391. The next prime is 394314552413. The reversal of 394314552404 is 404255413493.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 13269347 + ... + 13299029.

It is an arithmetic number, because the mean of its divisors is an integer number (28784663852).

Almost surely, 2^394314552404 is an apocalyptic number.

It is an amenable number.

394314552404 is a deficient number, since it is larger than the sum of its proper divisors (296517380044).

394314552404 is a wasteful number, since it uses less digits than its factorization.

394314552404 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 33335 (or 33333 counting only the distinct ones).

The product of its (nonzero) digits is 1036800, while the sum is 44.

Adding to 394314552404 its reverse (404255413493), we get a palindrome (798569965897).

The spelling of 394314552404 in words is "three hundred ninety-four billion, three hundred fourteen million, five hundred fifty-two thousand, four hundred four".