513536432 has 20 divisors (see below), whose sum is σ = 999147360. Its totient is φ = 255691968.

The previous prime is 513536411. The next prime is 513536447. The reversal of 513536432 is 234635315.

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, 63323 + ... + 70970.

It is an arithmetic number, because the mean of its divisors is an integer number (49957368).

Almost surely, 2^513536432 is an apocalyptic number.

It is an amenable number.

513536432 is a deficient number, since it is larger than the sum of its proper divisors (485610928).

513536432 is a wasteful number, since it uses less digits than its factorization.

513536432 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 134540 (or 134534 counting only the distinct ones).

The product of its digits is 32400, while the sum is 32.

The square root of 513536432 is about 22661.3422373874. The cubic root of 513536432 is about 800.7994258817.

The spelling of 513536432 in words is "five hundred thirteen million, five hundred thirty-six thousand, four hundred thirty-two".