394482388608 has 576 divisors, whose sum is σ = 1467844765920. Its totient is φ = 100521308160.

The previous prime is 394482388607. The next prime is 394482388627. The reversal of 394482388608 is 806883284493.

394482388608 is a `hidden beast` number, since 3 + 94 + 482 + 3 + 8 + 8 + 60 + 8 = 666.

It is a tau number, because it is divible by the number of its divisors (576).

It is a Harshad number since it is a multiple of its sum of digits (63).

It is not an unprimeable number, because it can be changed into a prime (394482388607) by changing a digit.

It is a polite number, since it can be written in 71 ways as a sum of consecutive naturals, for example, 32903191 + ... + 32915177.

Almost surely, 2^394482388608 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 394482388608, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (733922382960).

394482388608 is an abundant number, since it is smaller than the sum of its proper divisors (1073362377312).

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

394482388608 is a wasteful number, since it uses less digits than its factorization.

394482388608 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12085 (or 12063 counting only the distinct ones).

The product of its (nonzero) digits is 63700992, while the sum is 63.

The spelling of 394482388608 in words is "three hundred ninety-four billion, four hundred eighty-two million, three hundred eighty-eight thousand, six hundred eight".