384333666142 has 4 divisors (see below), whose sum is σ = 576500499216. Its totient is φ = 192166833070.

The previous prime is 384333666139. The next prime is 384333666161. The reversal of 384333666142 is 241666333483.

It is a semiprime because it is the product of two primes, and also an emirpimes, since its reverse is a distinct semiprime: 241666333483 = 4001 ⋅60401483.

It is a Smith number, since the sum of its digits (49) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 96083416534 + ... + 96083416537.

It is an arithmetic number, because the mean of its divisors is an integer number (144125124804).

Almost surely, 2^384333666142 is an apocalyptic number.

384333666142 is a deficient number, since it is larger than the sum of its proper divisors (192166833074).

384333666142 is a wasteful number, since it uses less digits than its factorization.

384333666142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 192166833073.

The product of its digits is 4478976, while the sum is 49.

The spelling of 384333666142 in words is "three hundred eighty-four billion, three hundred thirty-three million, six hundred sixty-six thousand, one hundred forty-two".