348936393989 has 8 divisors (see below), whose sum is σ = 352151627520. Its totient is φ = 345721414896.

The previous prime is 348936393977. The next prime is 348936394013. The reversal of 348936393989 is 989393639843.

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

It is a cyclic number.

It is not a de Polignac number, because 348936393989 - 2¹⁶ = 348936328453 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (348936393389) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 3725912 + ... + 3818414.

It is an arithmetic number, because the mean of its divisors is an integer number (44018953440).

Almost surely, 2^348936393989 is an apocalyptic number.

It is an amenable number.

348936393989 is a deficient number, since it is larger than the sum of its proper divisors (3215233531).

348936393989 is a wasteful number, since it uses less digits than its factorization.

348936393989 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 127219.

The product of its digits is 816293376, while the sum is 74.

The spelling of 348936393989 in words is "three hundred forty-eight billion, nine hundred thirty-six million, three hundred ninety-three thousand, nine hundred eighty-nine".