47327384779 has 4 divisors (see below), whose sum is σ = 47345653440. Its totient is φ = 47309116120.

The previous prime is 47327384777. The next prime is 47327384831. The reversal of 47327384779 is 97748372374.

47327384779 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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 47327384779 - 2¹ = 47327384777 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (47327384773) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 9130444 + ... + 9135625.

It is an arithmetic number, because the mean of its divisors is an integer number (11836413360).

Almost surely, 2^47327384779 is an apocalyptic number.

47327384779 is a deficient number, since it is larger than the sum of its proper divisors (18268661).

47327384779 is a wasteful number, since it uses less digits than its factorization.

47327384779 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 18268660.

The product of its digits is 49787136, while the sum is 61.

The spelling of 47327384779 in words is "forty-seven billion, three hundred twenty-seven million, three hundred eighty-four thousand, seven hundred seventy-nine".