39684329242 has 8 divisors (see below), whose sum is σ = 59540535936. Its totient is φ = 19837483932.

The previous prime is 39684329227. The next prime is 39684329249. The reversal of 39684329242 is 24292348693.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a self number, because there is not a number n which added to its sum of digits gives 39684329242.

It is not an unprimeable number, because it can be changed into a prime (39684329249) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2329738 + ... + 2346709.

It is an arithmetic number, because the mean of its divisors is an integer number (7442566992).

Almost surely, 2^39684329242 is an apocalyptic number.

39684329242 is a deficient number, since it is larger than the sum of its proper divisors (19856206694).

39684329242 is a wasteful number, since it uses less digits than its factorization.

39684329242 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4680692.

The product of its digits is 4478976, while the sum is 52.

The spelling of 39684329242 in words is "thirty-nine billion, six hundred eighty-four million, three hundred twenty-nine thousand, two hundred forty-two".