511474864 has 20 divisors (see below), whose sum is σ = 994373856. Its totient is φ = 254862272.

The previous prime is 511474861. The next prime is 511474871. The reversal of 511474864 is 468474115.

It is not an unprimeable number, because it can be changed into a prime (511474861) by changing a digit.

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, 49864 + ... + 59239.

Almost surely, 2^511474864 is an apocalyptic number.

It is an amenable number.

511474864 is a deficient number, since it is larger than the sum of its proper divisors (482898992).

511474864 is a wasteful number, since it uses less digits than its factorization.

511474864 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 109404 (or 109398 counting only the distinct ones).

The product of its digits is 107520, while the sum is 40.

The square root of 511474864 is about 22615.8100451874. The cubic root of 511474864 is about 799.7263981048.

The spelling of 511474864 in words is "five hundred eleven million, four hundred seventy-four thousand, eight hundred sixty-four".