394796425100 has 432 divisors, whose sum is σ = 1120021064064. Its totient is φ = 119371392000.

The previous prime is 394796425063. The next prime is 394796425117. The reversal of 394796425100 is 1524697493.

It is a Harshad number since it is a multiple of its sum of digits (50).

It is an unprimeable number.

It is a polite number, since it can be written in 143 ways as a sum of consecutive naturals, for example, 501646907 + ... + 501647693.

It is an arithmetic number, because the mean of its divisors is an integer number (2592641352).

Almost surely, 2^394796425100 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 394796425100, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (560010532032).

394796425100 is an abundant number, since it is smaller than the sum of its proper divisors (725224638964).

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

394796425100 is a wasteful number, since it uses less digits than its factorization.

394796425100 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1094 (or 1080 counting only the distinct ones).

The product of its (nonzero) digits is 1632960, while the sum is 50.

The spelling of 394796425100 in words is "three hundred ninety-four billion, seven hundred ninety-six million, four hundred twenty-five thousand, one hundred".