505050055579 has 2 divisors, whose sum is σ = 505050055580. Its totient is φ = 505050055578.

The previous prime is 505050055513. The next prime is 505050055591. The reversal of 505050055579 is 975550050505.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 505050055579 - 2⁷ = 505050055451 is a prime.

It is not a weakly prime, because it can be changed into another prime (505050053579) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252525027789 + 252525027790.

It is an arithmetic number, because the mean of its divisors is an integer number (252525027790).

Almost surely, 2^505050055579 is an apocalyptic number.

505050055579 is a deficient number, since it is larger than the sum of its proper divisors (1).

505050055579 is an equidigital number, since it uses as much as digits as its factorization.

505050055579 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 984375, while the sum is 46.

The spelling of 505050055579 in words is "five hundred five billion, fifty million, fifty-five thousand, five hundred seventy-nine".