47830873913 has 4 divisors (see below), whose sum is σ = 48269689380. Its totient is φ = 47392058448.

The previous prime is 47830873901. The next prime is 47830873931. The reversal of 47830873913 is 31937803874.

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

It can be written as a sum of positive squares in 2 ways, for example, as 31197097129 + 16633776784 = 176627^2 + 128972^2 .

It is a cyclic number.

It is not a de Polignac number, because 47830873913 - 2³⁰ = 46757132089 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (47830873933) 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, 219407570 + ... + 219407787.

It is an arithmetic number, because the mean of its divisors is an integer number (12067422345).

Almost surely, 2^47830873913 is an apocalyptic number.

It is an amenable number.

47830873913 is a deficient number, since it is larger than the sum of its proper divisors (438815467).

47830873913 is a wasteful number, since it uses less digits than its factorization.

47830873913 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 438815466.

The product of its (nonzero) digits is 3048192, while the sum is 53.

The spelling of 47830873913 in words is "forty-seven billion, eight hundred thirty million, eight hundred seventy-three thousand, nine hundred thirteen".