505706552107 has 2 divisors, whose sum is σ = 505706552108. Its totient is φ = 505706552106.

The previous prime is 505706552089. The next prime is 505706552111. The reversal of 505706552107 is 701255607505.

It is a happy number.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 505706552107 - 2¹⁹ = 505706027819 is a prime.

It is a super-2 number, since 2×505706552107² (a number of 24 digits) contains 22 as substring.

It is not a weakly prime, because it can be changed into another prime (505706552207) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252853276053 + 252853276054.

It is an arithmetic number, because the mean of its divisors is an integer number (252853276054).

Almost surely, 2^505706552107 is an apocalyptic number.

505706552107 is a deficient number, since it is larger than the sum of its proper divisors (1).

505706552107 is an equidigital number, since it uses as much as digits as its factorization.

505706552107 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 367500, while the sum is 43.

The spelling of 505706552107 in words is "five hundred five billion, seven hundred six million, five hundred fifty-two thousand, one hundred seven".