505005000047 has 2 divisors, whose sum is σ = 505005000048. Its totient is φ = 505005000046.

The previous prime is 505005000023. The next prime is 505005000091. The reversal of 505005000047 is 740000500505.

It is a weak prime.

It is a cyclic number.

It is a de Polignac number, because none of the positive numbers 2^k-505005000047 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (505005000547) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252502500023 + 252502500024.

It is an arithmetic number, because the mean of its divisors is an integer number (252502500024).

Almost surely, 2^505005000047 is an apocalyptic number.

505005000047 is a deficient number, since it is larger than the sum of its proper divisors (1).

505005000047 is an equidigital number, since it uses as much as digits as its factorization.

505005000047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 3500, while the sum is 26.

The spelling of 505005000047 in words is "five hundred five billion, five million, forty-seven", and thus it is an aban number.