939841484148939 has 4 divisors (see below), whose sum is σ = 1253121978865256. Its totient is φ = 626560989432624.

The previous prime is 939841484148929. The next prime is 939841484148947.

939841484148939 is nontrivially palindromic in base 10.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 939841484148939 - 2⁵ = 939841484148907 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (939841484148929) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 156640247358154 + ... + 156640247358159.

It is an arithmetic number, because the mean of its divisors is an integer number (313280494716314).

Almost surely, 2^{939841484148939} is an apocalyptic number.

939841484148939 is a deficient number, since it is larger than the sum of its proper divisors (313280494716317).

939841484148939 is a wasteful number, since it uses less digits than its factorization.

939841484148939 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 313280494716316.

The product of its digits is 7739670528, while the sum is 84.

The spelling of 939841484148939 in words is "nine hundred thirty-nine trillion, eight hundred forty-one billion, four hundred eighty-four million, one hundred forty-eight thousand, nine hundred thirty-nine".