505001050049 has 2 divisors, whose sum is σ = 505001050050. Its totient is φ = 505001050048.

The previous prime is 505001050007. The next prime is 505001050069. The reversal of 505001050049 is 940050100505.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 462835302400 + 42165747649 = 680320^2 + 205343^2 .

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-505001050049 is a prime.

It is a Sophie Germain prime.

It is a Curzon number.

It is not a weakly prime, because it can be changed into another prime (505001050069) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252500525024 + 252500525025.

It is an arithmetic number, because the mean of its divisors is an integer number (252500525025).

Almost surely, 2^505001050049 is an apocalyptic number.

It is an amenable number.

505001050049 is a deficient number, since it is larger than the sum of its proper divisors (1).

505001050049 is an equidigital number, since it uses as much as digits as its factorization.

505001050049 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 4500, while the sum is 29.

The spelling of 505001050049 in words is "five hundred five billion, one million, fifty thousand, forty-nine".