394803962806 has 32 divisors (see below), whose sum is σ = 684519040512. Its totient is φ = 168783135360.

The previous prime is 394803962767. The next prime is 394803962807. The reversal of 394803962806 is 608269308493.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (394803962807) 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, 176415 + ... + 905941.

It is an arithmetic number, because the mean of its divisors is an integer number (21391220016).

Almost surely, 2^394803962806 is an apocalyptic number.

394803962806 is a deficient number, since it is larger than the sum of its proper divisors (289715077706).

394803962806 is a wasteful number, since it uses less digits than its factorization.

394803962806 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 731004.

The product of its (nonzero) digits is 13436928, while the sum is 58.

The spelling of 394803962806 in words is "three hundred ninety-four billion, eight hundred three million, nine hundred sixty-two thousand, eight hundred six".