47839332839 has 4 divisors (see below), whose sum is σ = 49919303856. Its totient is φ = 45759361824.

The previous prime is 47839332823. The next prime is 47839332881. The reversal of 47839332839 is 93823393874.

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

It is a cyclic number.

It is not a de Polignac number, because 47839332839 - 2⁴ = 47839332823 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (47839332809) 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 3 ways as a sum of consecutive naturals, for example, 1039985474 + ... + 1039985519.

It is an arithmetic number, because the mean of its divisors is an integer number (12479825964).

Almost surely, 2^47839332839 is an apocalyptic number.

47839332839 is a deficient number, since it is larger than the sum of its proper divisors (2079971017).

47839332839 is a wasteful number, since it uses less digits than its factorization.

47839332839 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 2079971016.

The product of its digits is 23514624, while the sum is 59.

The spelling of 47839332839 in words is "forty-seven billion, eight hundred thirty-nine million, three hundred thirty-two thousand, eight hundred thirty-nine".