505212641047 has 2 divisors, whose sum is σ = 505212641048. Its totient is φ = 505212641046.

The previous prime is 505212640997. The next prime is 505212641051. The reversal of 505212641047 is 740146212505.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 505212641047 - 2²⁷ = 505078423319 is a prime.

It is a junction number, because it is equal to n+sod(n) for n = 505212640997 and 505212641015.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (505212641077) 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, 252606320523 + 252606320524.

It is an arithmetic number, because the mean of its divisors is an integer number (252606320524).

Almost surely, 2^505212641047 is an apocalyptic number.

505212641047 is a deficient number, since it is larger than the sum of its proper divisors (1).

505212641047 is an equidigital number, since it uses as much as digits as its factorization.

505212641047 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 67200, while the sum is 37.

The spelling of 505212641047 in words is "five hundred five billion, two hundred twelve million, six hundred forty-one thousand, forty-seven".