57074383349 has 2 divisors, whose sum is σ = 57074383350. Its totient is φ = 57074383348.

The previous prime is 57074383343. The next prime is 57074383357. The reversal of 57074383349 is 94338347075.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 51593942449 + 5480440900 = 227143^2 + 74030^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-57074383349 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 57074383349.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (57074383343) 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, 28537191674 + 28537191675.

It is an arithmetic number, because the mean of its divisors is an integer number (28537191675).

Almost surely, 2^57074383349 is an apocalyptic number.

It is an amenable number.

57074383349 is a deficient number, since it is larger than the sum of its proper divisors (1).

57074383349 is an equidigital number, since it uses as much as digits as its factorization.

57074383349 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 7620480, while the sum is 53.

The spelling of 57074383349 in words is "fifty-seven billion, seventy-four million, three hundred eighty-three thousand, three hundred forty-nine".