505555095 has 32 divisors (see below), whose sum is σ = 861795072. Its totient is φ = 252191232.

The previous prime is 505555091. The next prime is 505555117. The reversal of 505555095 is 590555505.

It is not a de Polignac number, because 505555095 - 2² = 505555091 is a prime.

It is a Smith number, since the sum of its digits (39) coincides with the sum of the digits of its prime factors. Since it is squarefree, it is also a hoax number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (505555091) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (13) of ones.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 35484 + ... + 47646.

It is an arithmetic number, because the mean of its divisors is an integer number (26931096).

Almost surely, 2^505555095 is an apocalyptic number.

505555095 is a deficient number, since it is larger than the sum of its proper divisors (356239977).

505555095 is a wasteful number, since it uses less digits than its factorization.

505555095 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 12351.

The product of its (nonzero) digits is 140625, while the sum is 39.

The square root of 505555095 is about 22484.5523637897. The cubic root of 505555095 is about 796.6290948437.

The spelling of 505555095 in words is "five hundred five million, five hundred fifty-five thousand, ninety-five".