511506056 has 16 divisors (see below), whose sum is σ = 984995340. Its totient is φ = 248840640.

The previous prime is 511506041. The next prime is 511506091. The reversal of 511506056 is 650605115.

It can be written as a sum of positive squares in 2 ways, for example, as 507781156 + 3724900 = 22534^2 + 1930^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 863735 + ... + 864326.

Almost surely, 2^511506056 is an apocalyptic number.

It is an amenable number.

511506056 is a deficient number, since it is larger than the sum of its proper divisors (473489284).

511506056 is a wasteful number, since it uses less digits than its factorization.

511506056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1728104 (or 1728100 counting only the distinct ones).

The product of its (nonzero) digits is 4500, while the sum is 29.

The square root of 511506056 is about 22616.4996407490. The cubic root of 511506056 is about 799.7426547256.

The spelling of 511506056 in words is "five hundred eleven million, five hundred six thousand, fifty-six".