57384436847 has 2 divisors, whose sum is σ = 57384436848. Its totient is φ = 57384436846.

The previous prime is 57384436843. The next prime is 57384436849. The reversal of 57384436847 is 74863448375.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 57384436847 - 2² = 57384436843 is a prime.

Together with 57384436849, it forms a pair of twin primes.

It is a Chen prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57384436843) 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 as a sum of consecutive naturals, namely, 28692218423 + 28692218424.

It is an arithmetic number, because the mean of its divisors is an integer number (28692218424).

Almost surely, 2^57384436847 is an apocalyptic number.

57384436847 is a deficient number, since it is larger than the sum of its proper divisors (1).

57384436847 is an equidigital number, since it uses as much as digits as its factorization.

57384436847 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 54190080, while the sum is 59.

The spelling of 57384436847 in words is "fifty-seven billion, three hundred eighty-four million, four hundred thirty-six thousand, eight hundred forty-seven".