49828742393 has 2 divisors, whose sum is σ = 49828742394. Its totient is φ = 49828742392.

The previous prime is 49828742387. The next prime is 49828742441. The reversal of 49828742393 is 39324782894.

It is a happy number.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 47257542544 + 2571199849 = 217388^2 + 50707^2 .

It is a cyclic number.

It is not a de Polignac number, because 49828742393 - 2⁴ = 49828742377 is a prime.

It is not a weakly prime, because it can be changed into another prime (49828744393) 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, 24914371196 + 24914371197.

It is an arithmetic number, because the mean of its divisors is an integer number (24914371197).

Almost surely, 2^49828742393 is an apocalyptic number.

It is an amenable number.

49828742393 is a deficient number, since it is larger than the sum of its proper divisors (1).

49828742393 is an equidigital number, since it uses as much as digits as its factorization.

49828742393 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 20901888, while the sum is 59.

The spelling of 49828742393 in words is "forty-nine billion, eight hundred twenty-eight million, seven hundred forty-two thousand, three hundred ninety-three".