393602421338 has 8 divisors (see below), whose sum is σ = 674747008032. Its totient is φ = 168686751996.

The previous prime is 393602421307. The next prime is 393602421367. The reversal of 393602421338 is 833124206393.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 14057229320 + ... + 14057229347.

It is an arithmetic number, because the mean of its divisors is an integer number (84343376004).

Almost surely, 2^393602421338 is an apocalyptic number.

393602421338 is a deficient number, since it is larger than the sum of its proper divisors (281144586694).

393602421338 is a wasteful number, since it uses less digits than its factorization.

393602421338 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 28114458676.

The product of its (nonzero) digits is 559872, while the sum is 44.

The spelling of 393602421338 in words is "three hundred ninety-three billion, six hundred two million, four hundred twenty-one thousand, three hundred thirty-eight".