513596968 has 8 divisors (see below), whose sum is σ = 962994330. Its totient is φ = 256798480.

The previous prime is 513596939. The next prime is 513596981. The reversal of 513596968 is 869695315.

It can be written as a sum of positive squares in only one way, i.e., 450203524 + 63393444 = 21218^2 + 7962^2 .

It is a tau number, because it is divible by the number of its divisors (8).

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 32099803 + ... + 32099818.

Almost surely, 2^513596968 is an apocalyptic number.

It is an amenable number.

513596968 is a deficient number, since it is larger than the sum of its proper divisors (449397362).

513596968 is a wasteful number, since it uses less digits than its factorization.

513596968 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 64199627 (or 64199623 counting only the distinct ones).

The product of its digits is 1749600, while the sum is 52.

The square root of 513596968 is about 22662.6778647185. The cubic root of 513596968 is about 800.8308908933.

The spelling of 513596968 in words is "five hundred thirteen million, five hundred ninety-six thousand, nine hundred sixty-eight".