47384426797 has 4 divisors (see below), whose sum is σ = 47384892576. Its totient is φ = 47383961020.

The previous prime is 47384426783. The next prime is 47384426813. The reversal of 47384426797 is 79762448374.

It is a semiprime because it is the product of two primes, and also a Blum integer, because the two primes are equal to 3 mod 4, and also a brilliant number, because the two primes have the same length.

It is a cyclic number.

It is not a de Polignac number, because 47384426797 - 2⁷ = 47384426669 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 (47384426707) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7729 + ... + 307942.

It is an arithmetic number, because the mean of its divisors is an integer number (11846223144).

Almost surely, 2^47384426797 is an apocalyptic number.

It is an amenable number.

47384426797 is a deficient number, since it is larger than the sum of its proper divisors (465779).

47384426797 is a wasteful number, since it uses less digits than its factorization.

47384426797 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 465778.

The product of its digits is 56899584, while the sum is 61.

The spelling of 47384426797 in words is "forty-seven billion, three hundred eighty-four million, four hundred twenty-six thousand, seven hundred ninety-seven".