51360668 has 12 divisors (see below), whose sum is σ = 90019440. Its totient is φ = 25640832.

The previous prime is 51360643. The next prime is 51360677. The reversal of 51360668 is 86606315.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 6848 + ... + 12231.

It is an arithmetic number, because the mean of its divisors is an integer number (7501620).

Almost surely, 2^51360668 is an apocalyptic number.

It is an amenable number.

51360668 is a deficient number, since it is larger than the sum of its proper divisors (38658772).

51360668 is a wasteful number, since it uses less digits than its factorization.

51360668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 19756 (or 19754 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 35.

The square root of 51360668 is about 7166.6357518713. The cubic root of 51360668 is about 371.7151150644.

The spelling of 51360668 in words is "fifty-one million, three hundred sixty thousand, six hundred sixty-eight".