505560606101 has 2 divisors, whose sum is σ = 505560606102. Its totient is φ = 505560606100.

The previous prime is 505560606017. The next prime is 505560606143. The reversal of 505560606101 is 101606065505.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 499382488900 + 6178117201 = 706670^2 + 78601^2 .

It is a cyclic number.

It is not a de Polignac number, because 505560606101 - 2²² = 505556411797 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (505560606151) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252780303050 + 252780303051.

It is an arithmetic number, because the mean of its divisors is an integer number (252780303051).

Almost surely, 2^505560606101 is an apocalyptic number.

It is an amenable number.

505560606101 is a deficient number, since it is larger than the sum of its proper divisors (1).

505560606101 is an equidigital number, since it uses as much as digits as its factorization.

505560606101 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 27000, while the sum is 35.

The spelling of 505560606101 in words is "five hundred five billion, five hundred sixty million, six hundred six thousand, one hundred one".