394669042311 has 16 divisors (see below), whose sum is σ = 530741756160. Its totient is φ = 260858295360.

The previous prime is 394669042297. The next prime is 394669042319. The reversal of 394669042311 is 113240966493.

It is not a de Polignac number, because 394669042311 - 2⁵ = 394669042279 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (394669042319) 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, 54606 + ... + 890123.

It is an arithmetic number, because the mean of its divisors is an integer number (33171359760).

Almost surely, 2^394669042311 is an apocalyptic number.

394669042311 is a deficient number, since it is larger than the sum of its proper divisors (136072713849).

394669042311 is a wasteful number, since it uses less digits than its factorization.

394669042311 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 945926.

The product of its (nonzero) digits is 839808, while the sum is 48.

The spelling of 394669042311 in words is "three hundred ninety-four billion, six hundred sixty-nine million, forty-two thousand, three hundred eleven".