394704679012 has 12 divisors (see below), whose sum is σ = 789409358080. Its totient is φ = 169159148136.

The previous prime is 394704678943. The next prime is 394704679037. The reversal of 394704679012 is 210976407493.

394704679012 is an admirable number.

It is a super-2 number, since 2×394704679012² (a number of 24 digits) contains 22 as substring.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7048297812 + ... + 7048297867.

Almost surely, 2^394704679012 is an apocalyptic number.

It is an amenable number.

394704679012 is a primitive abundant number, since it is smaller than the sum of its proper divisors, none of which is abundant.

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

394704679012 is a wasteful number, since it uses less digits than its factorization.

394704679012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 14096595690 (or 14096595688 counting only the distinct ones).

The product of its (nonzero) digits is 2286144, while the sum is 52.

The spelling of 394704679012 in words is "three hundred ninety-four billion, seven hundred four million, six hundred seventy-nine thousand, twelve".