57340399979 has 2 divisors, whose sum is σ = 57340399980. Its totient is φ = 57340399978.

The previous prime is 57340399969. The next prime is 57340400021. The reversal of 57340399979 is 97999304375.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-57340399979 is a prime.

It is not a weakly prime, because it can be changed into another prime (57340399969) 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, 28670199989 + 28670199990.

It is an arithmetic number, because the mean of its divisors is an integer number (28670199990).

Almost surely, 2^57340399979 is an apocalyptic number.

57340399979 is a deficient number, since it is larger than the sum of its proper divisors (1).

57340399979 is an equidigital number, since it uses as much as digits as its factorization.

57340399979 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 57868020, while the sum is 65.

The spelling of 57340399979 in words is "fifty-seven billion, three hundred forty million, three hundred ninety-nine thousand, nine hundred seventy-nine".