57428384339 has 2 divisors, whose sum is σ = 57428384340. Its totient is φ = 57428384338.

The previous prime is 57428384333. The next prime is 57428384413. The reversal of 57428384339 is 93348382475.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-57428384339 is a prime.

It is not a weakly prime, because it can be changed into another prime (57428384333) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 28714192169 + 28714192170.

It is an arithmetic number, because the mean of its divisors is an integer number (28714192170).

Almost surely, 2^57428384339 is an apocalyptic number.

57428384339 is a deficient number, since it is larger than the sum of its proper divisors (1).

57428384339 is an equidigital number, since it uses as much as digits as its factorization.

57428384339 is an evil number, because the sum of its binary digits is even.

The product of its digits is 17418240, while the sum is 56.

The spelling of 57428384339 in words is "fifty-seven billion, four hundred twenty-eight million, three hundred eighty-four thousand, three hundred thirty-nine".