505202216976 has 30 divisors (see below), whose sum is σ = 1413864538190. Its totient is φ = 168400738944.

The previous prime is 505202216971. The next prime is 505202216989. The reversal of 505202216976 is 679612202505.

505202216976 is a `hidden beast` number, since 5 + 0 + 520 + 22 + 16 + 97 + 6 = 666.

It can be written as a sum of positive squares in only one way, i.e., 361773378576 + 143428838400 = 601476^2 + 378720^2 .

It is not an unprimeable number, because it can be changed into a prime (505202216971) 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 5 ways as a sum of consecutive naturals, for example, 1754174221 + ... + 1754174508.

Almost surely, 2^505202216976 is an apocalyptic number.

It is an amenable number.

505202216976 is an abundant number, since it is smaller than the sum of its proper divisors (908662321214).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

505202216976 is a wasteful number, since it uses less digits than its factorization.

505202216976 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 3508348743 (or 3508348734 counting only the distinct ones).

The product of its (nonzero) digits is 453600, while the sum is 45.

The spelling of 505202216976 in words is "five hundred five billion, two hundred two million, two hundred sixteen thousand, nine hundred seventy-six".