939394585493939 has 8 divisors (see below), whose sum is σ = 948744367888512. Its totient is φ = 930045760862400.

The previous prime is 939394585493929. The next prime is 939394585494007.

939394585493939 is nontrivially palindromic in base 10.

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

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-939394585493939 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (939394585493909) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 237469274 + ... + 241392719.

It is an arithmetic number, because the mean of its divisors is an integer number (118593045986064).

Almost surely, 2^{939394585493939} is an apocalyptic number.

939394585493939 is a deficient number, since it is larger than the sum of its proper divisors (9349782394573).

939394585493939 is a wasteful number, since it uses less digits than its factorization.

939394585493939 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 478881517.

The product of its digits is 137749507200, while the sum is 92.

The spelling of 939394585493939 in words is "nine hundred thirty-nine trillion, three hundred ninety-four billion, five hundred eighty-five million, four hundred ninety-three thousand, nine hundred thirty-nine".