47582585857 has 4 divisors (see below), whose sum is σ = 47630992320. Its totient is φ = 47534179396.

The previous prime is 47582585839. The next prime is 47582585873. The reversal of 47582585857 is 75858528574.

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.

It is a cyclic number.

It is not a de Polignac number, because 47582585857 - 2²³ = 47574197249 is a prime.

It is a Duffinian number.

It is not an unprimeable number, because it can be changed into a prime (47582585807) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 24201757 + ... + 24203722.

It is an arithmetic number, because the mean of its divisors is an integer number (11907748080).

Almost surely, 2^47582585857 is an apocalyptic number.

It is an amenable number.

47582585857 is a deficient number, since it is larger than the sum of its proper divisors (48406463).

47582585857 is an equidigital number, since it uses as much as digits as its factorization.

47582585857 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 48406462.

The product of its digits is 125440000, while the sum is 64.

The spelling of 47582585857 in words is "forty-seven billion, five hundred eighty-two million, five hundred eighty-five thousand, eight hundred fifty-seven".