505355763 has 16 divisors (see below), whose sum is σ = 736560000. Its totient is φ = 305652480.

The previous prime is 505355759. The next prime is 505355771. The reversal of 505355763 is 367553505.

It is a happy number.

It is not a de Polignac number, because 505355763 - 2² = 505355759 is a prime.

It is not an unprimeable number, because it can be changed into a prime (505355723) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1123 + ... + 31811.

It is an arithmetic number, because the mean of its divisors is an integer number (46035000).

Almost surely, 2^505355763 is an apocalyptic number.

505355763 is a deficient number, since it is larger than the sum of its proper divisors (231204237).

505355763 is a wasteful number, since it uses less digits than its factorization.

505355763 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 31202.

The product of its (nonzero) digits is 236250, while the sum is 39.

The square root of 505355763 is about 22480.1192834914. The cubic root of 505355763 is about 796.5243818613.

The spelling of 505355763 in words is "five hundred five million, three hundred fifty-five thousand, seven hundred sixty-three".