505045412 has 12 divisors (see below), whose sum is σ = 907717020. Its totient is φ = 245697696.

The previous prime is 505045399. The next prime is 505045423. The reversal of 505045412 is 214540505.

It can be written as a sum of positive squares in 2 ways, for example, as 470282596 + 34762816 = 21686^2 + 5896^2 .

It is an unprimeable number.

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 3 ways as a sum of consecutive naturals, for example, 1706087 + ... + 1706382.

It is an arithmetic number, because the mean of its divisors is an integer number (75643085).

Almost surely, 2^505045412 is an apocalyptic number.

It is an amenable number.

505045412 is a deficient number, since it is larger than the sum of its proper divisors (402671608).

505045412 is a wasteful number, since it uses less digits than its factorization.

505045412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3412510 (or 3412508 counting only the distinct ones).

The product of its (nonzero) digits is 4000, while the sum is 26.

The square root of 505045412 is about 22473.2154352687. The cubic root of 505045412 is about 796.3612936120.

Adding to 505045412 its reverse (214540505), we get a palindrome (719585917).

The spelling of 505045412 in words is "five hundred five million, forty-five thousand, four hundred twelve".