51212073064312 has 32 divisors (see below), whose sum is σ = 101672330019120. Its totient is φ = 24099490321920.

The previous prime is 51212073064309. The next prime is 51212073064331. The reversal of 51212073064312 is 21346037021215.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 8419987 + ... + 13165117.

Almost surely, 2^{51212073064312} is an apocalyptic number.

It is an amenable number.

51212073064312 is a deficient number, since it is larger than the sum of its proper divisors (50460256954808).

51212073064312 is a wasteful number, since it uses less digits than its factorization.

51212073064312 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4824511 (or 4824507 counting only the distinct ones).

The product of its (nonzero) digits is 60480, while the sum is 37.

The spelling of 51212073064312 in words is "fifty-one trillion, two hundred twelve billion, seventy-three million, sixty-four thousand, three hundred twelve".