49680844726529 has 2 divisors, whose sum is σ = 49680844726530. Its totient is φ = 49680844726528.

The previous prime is 49680844726523. The next prime is 49680844726553. The reversal of 49680844726529 is 92562744808694.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 29704843546225 + 19976001180304 = 5450215^2 + 4469452^2 .

It is a cyclic number.

It is not a de Polignac number, because 49680844726529 - 2³² = 49676549759233 is a prime.

It is not a weakly prime, because it can be changed into another prime (49680844726523) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 24840422363264 + 24840422363265.

It is an arithmetic number, because the mean of its divisors is an integer number (24840422363265).

Almost surely, 2^{49680844726529} is an apocalyptic number.

It is an amenable number.

49680844726529 is a deficient number, since it is larger than the sum of its proper divisors (1).

49680844726529 is an equidigital number, since it uses as much as digits as its factorization.

49680844726529 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 1672151040, while the sum is 74.

The spelling of 49680844726529 in words is "forty-nine trillion, six hundred eighty billion, eight hundred forty-four million, seven hundred twenty-six thousand, five hundred twenty-nine".