394645165248 has 42 divisors (see below), whose sum is σ = 1044188364756. Its totient is φ = 131545486848.

The previous prime is 394645165247. The next prime is 394645165267. The reversal of 394645165248 is 842561546493.

It is a happy number.

394645165248 is digitally balanced in base 4, because in such base it contains all the possibile digits an equal number of times.

It is not an unprimeable number, because it can be changed into a prime (394645165247) by changing a digit.

It is a polite number, since it can be written in 5 ways as a sum of consecutive naturals, for example, 8682036 + ... + 8727372.

Almost surely, 2^394645165248 is an apocalyptic number.

It is an amenable number.

394645165248 is an abundant number, since it is smaller than the sum of its proper divisors (649543199508).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

394645165248 is an frugal number, since it uses more digits than its factorization.

394645165248 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 90689 (or 45342 counting only the distinct ones).

The product of its digits is 24883200, while the sum is 57.

The spelling of 394645165248 in words is "three hundred ninety-four billion, six hundred forty-five million, one hundred sixty-five thousand, two hundred forty-eight".