505005045956 has 6 divisors (see below), whose sum is σ = 883758830430. Its totient is φ = 252502522976.

The previous prime is 505005045931. The next prime is 505005045959. The reversal of 505005045956 is 659540500505.

It can be written as a sum of positive squares in only one way, i.e., 441339663556 + 63665382400 = 664334^2 + 252320^2 .

It is not an unprimeable number, because it can be changed into a prime (505005045959) 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 as a sum of consecutive naturals, namely, 63125630741 + ... + 63125630748.

It is an arithmetic number, because the mean of its divisors is an integer number (147293138405).

Almost surely, 2^505005045956 is an apocalyptic number.

It is an amenable number.

505005045956 is a deficient number, since it is larger than the sum of its proper divisors (378753784474).

505005045956 is a wasteful number, since it uses less digits than its factorization.

505005045956 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 126251261493 (or 126251261491 counting only the distinct ones).

The product of its (nonzero) digits is 675000, while the sum is 44.

The spelling of 505005045956 in words is "five hundred five billion, five million, forty-five thousand, nine hundred fifty-six".