51110560605556 has 24 divisors (see below), whose sum is σ = 89987975060256. Its totient is φ = 25399868614560.

The previous prime is 51110560605529. The next prime is 51110560605557. The reversal of 51110560605556 is 65550606501115.

It is a happy number.

It is a super-3 number, since 3×51110560605556³ (a number of 42 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (51110560605557) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 18458506 + ... + 21046081.

It is an arithmetic number, because the mean of its divisors is an integer number (3749498960844).

Almost surely, 2^{51110560605556} is an apocalyptic number.

It is an amenable number.

51110560605556 is a deficient number, since it is larger than the sum of its proper divisors (38877414454700).

51110560605556 is a wasteful number, since it uses less digits than its factorization.

51110560605556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 39506559 (or 39506557 counting only the distinct ones).

The product of its (nonzero) digits is 675000, while the sum is 46.

The spelling of 51110560605556 in words is "fifty-one trillion, one hundred ten billion, five hundred sixty million, six hundred five thousand, five hundred fifty-six".