394796425099 has 16 divisors (see below), whose sum is σ = 410605398720. Its totient is φ = 379134967680.

The previous prime is 394796425063. The next prime is 394796425117. The reversal of 394796425099 is 990524697493.

It is a cyclic number.

It is not a de Polignac number, because 394796425099 - 2¹⁷ = 394796294027 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (391796425099) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 24163537 + ... + 24179869.

It is an arithmetic number, because the mean of its divisors is an integer number (25662837420).

Almost surely, 2^394796425099 is an apocalyptic number.

394796425099 is a deficient number, since it is larger than the sum of its proper divisors (15808973621).

394796425099 is a wasteful number, since it uses less digits than its factorization.

394796425099 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 20790.

The product of its (nonzero) digits is 132269760, while the sum is 67.

The spelling of 394796425099 in words is "three hundred ninety-four billion, seven hundred ninety-six million, four hundred twenty-five thousand, ninety-nine".