50044004513 has 2 divisors, whose sum is σ = 50044004514. Its totient is φ = 50044004512.

The previous prime is 50044004503. The next prime is 50044004551. The reversal of 50044004513 is 31540044005.

It is a weak prime.

It can be written as a sum of positive squares in only one way, i.e., 49698676624 + 345327889 = 222932^2 + 18583^2 .

It is a cyclic number.

It is not a de Polignac number, because 50044004513 - 2¹⁴ = 50043988129 is a prime.

It is not a weakly prime, because it can be changed into another prime (50044004503) 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, 25022002256 + 25022002257.

It is an arithmetic number, because the mean of its divisors is an integer number (25022002257).

Almost surely, 2^50044004513 is an apocalyptic number.

It is an amenable number.

50044004513 is a deficient number, since it is larger than the sum of its proper divisors (1).

50044004513 is an equidigital number, since it uses as much as digits as its factorization.

50044004513 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4800, while the sum is 26.

Adding to 50044004513 its reverse (31540044005), we get a palindrome (81584048518).

The spelling of 50044004513 in words is "fifty billion, forty-four million, four thousand, five hundred thirteen".