57407382647 has 2 divisors, whose sum is σ = 57407382648. Its totient is φ = 57407382646.

The previous prime is 57407382601. The next prime is 57407382649. The reversal of 57407382647 is 74628370475.

It is a strong prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-57407382647 is a prime.

Together with 57407382649, 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 (57407382649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28703691323 + 28703691324.

It is an arithmetic number, because the mean of its divisors is an integer number (28703691324).

Almost surely, 2^57407382647 is an apocalyptic number.

57407382647 is a deficient number, since it is larger than the sum of its proper divisors (1).

57407382647 is an equidigital number, since it uses as much as digits as its factorization.

57407382647 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7902720, while the sum is 53.

The spelling of 57407382647 in words is "fifty-seven billion, four hundred seven million, three hundred eighty-two thousand, six hundred forty-seven".