518906968 has 8 divisors (see below), whose sum is σ = 972950580. Its totient is φ = 259453480.

The previous prime is 518906903. The next prime is 518907007. The reversal of 518906968 is 869609815.

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

It is a congruent number.

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 as a sum of consecutive naturals, namely, 32431678 + ... + 32431693.

Almost surely, 2^518906968 is an apocalyptic number.

It is an amenable number.

518906968 is a deficient number, since it is larger than the sum of its proper divisors (454043612).

518906968 is a wasteful number, since it uses less digits than its factorization.

518906968 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 64863377 (or 64863373 counting only the distinct ones).

The product of its (nonzero) digits is 933120, while the sum is 52.

The square root of 518906968 is about 22779.5295825002. The cubic root of 518906968 is about 803.5813229008.

The spelling of 518906968 in words is "five hundred eighteen million, nine hundred six thousand, nine hundred sixty-eight".