505545062111 has 2 divisors, whose sum is σ = 505545062112. Its totient is φ = 505545062110.

The previous prime is 505545062101. The next prime is 505545062119. The reversal of 505545062111 is 111260545505.

It is a strong prime.

It is a cyclic number.

It is not a de Polignac number, because 505545062111 - 2¹⁸ = 505544799967 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (505545062119) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 252772531055 + 252772531056.

It is an arithmetic number, because the mean of its divisors is an integer number (252772531056).

Almost surely, 2^505545062111 is an apocalyptic number.

505545062111 is a deficient number, since it is larger than the sum of its proper divisors (1).

505545062111 is an equidigital number, since it uses as much as digits as its factorization.

505545062111 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 30000, while the sum is 35.

The spelling of 505545062111 in words is "five hundred five billion, five hundred forty-five million, sixty-two thousand, one hundred eleven".