49644460829 has 2 divisors, whose sum is σ = 49644460830. Its totient is φ = 49644460828.

The previous prime is 49644460793. The next prime is 49644460841. The reversal of 49644460829 is 92806444694.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 30068253604 + 19576207225 = 173402^2 + 139915^2 .

It is a cyclic number.

It is not a de Polignac number, because 49644460829 - 2²⁸ = 49376025373 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (49644460529) 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, 24822230414 + 24822230415.

It is an arithmetic number, because the mean of its divisors is an integer number (24822230415).

Almost surely, 2^49644460829 is an apocalyptic number.

It is an amenable number.

49644460829 is a deficient number, since it is larger than the sum of its proper divisors (1).

49644460829 is an equidigital number, since it uses as much as digits as its factorization.

49644460829 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 11943936, while the sum is 56.

The spelling of 49644460829 in words is "forty-nine billion, six hundred forty-four million, four hundred sixty thousand, eight hundred twenty-nine".