394788358414 has 16 divisors (see below), whose sum is σ = 595036267776. Its totient is φ = 196443084600.

The previous prime is 394788358357. The next prime is 394788358417. The reversal of 394788358414 is 414853887493.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (394788358417) 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, 6769809 + ... + 6827875.

It is an arithmetic number, because the mean of its divisors is an integer number (37189766736).

Almost surely, 2^394788358414 is an apocalyptic number.

394788358414 is a deficient number, since it is larger than the sum of its proper divisors (200247909362).

394788358414 is a wasteful number, since it uses less digits than its factorization.

394788358414 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 74391.

The product of its digits is 92897280, while the sum is 64.

The spelling of 394788358414 in words is "three hundred ninety-four billion, seven hundred eighty-eight million, three hundred fifty-eight thousand, four hundred fourteen".