505196505 has 24 divisors (see below), whose sum is σ = 955281600. Its totient is φ = 244943520.

The previous prime is 505196459. The next prime is 505196519. The reversal of 505196505 is 505691505.

It is not a de Polignac number, because 505196505 - 2¹⁴ = 505180121 is a prime.

It is a hoax number, since the sum of its digits (36) coincides with the sum of the digits of its distinct prime factors.

It is a self number, because there is not a number n which added to its sum of digits gives 505196505.

It is an unprimeable number.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 509805 + ... + 510794.

It is an arithmetic number, because the mean of its divisors is an integer number (39803400).

Almost surely, 2^505196505 is an apocalyptic number.

505196505 is a gapful number since it is divisible by the number (55) formed by its first and last digit.

It is an amenable number.

505196505 is a deficient number, since it is larger than the sum of its proper divisors (450085095).

505196505 is a wasteful number, since it uses less digits than its factorization.

505196505 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1020621 (or 1020618 counting only the distinct ones).

The product of its (nonzero) digits is 33750, while the sum is 36.

The square root of 505196505 is about 22476.5768078682. The cubic root of 505196505 is about 796.4407007419.

The spelling of 505196505 in words is "five hundred five million, one hundred ninety-six thousand, five hundred five".