505011356327 has 2 divisors, whose sum is σ = 505011356328. Its totient is φ = 505011356326.

The previous prime is 505011356323. The next prime is 505011356357. The reversal of 505011356327 is 723653110505.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 505011356327 - 2² = 505011356323 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (505011356323) 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, 252505678163 + 252505678164.

It is an arithmetic number, because the mean of its divisors is an integer number (252505678164).

Almost surely, 2^505011356327 is an apocalyptic number.

505011356327 is a deficient number, since it is larger than the sum of its proper divisors (1).

505011356327 is an equidigital number, since it uses as much as digits as its factorization.

505011356327 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 94500, while the sum is 38.

The spelling of 505011356327 in words is "five hundred five billion, eleven million, three hundred fifty-six thousand, three hundred twenty-seven".