51160065155105 has 16 divisors (see below), whose sum is σ = 61401231738000. Its totient is φ = 40921950316800.

The previous prime is 51160065155083. The next prime is 51160065155201. The reversal of 51160065155105 is 50155156006115.

It can be written as a sum of positive squares in 8 ways, for example, as 8023753060129 + 43136312094976 = 2832623^2 + 6567824^2 .

It is not a de Polignac number, because 51160065155105 - 2⁶ = 51160065155041 is a prime.

It is a super-3 number, since 3×51160065155105³ (a number of 42 digits) contains 333 as substring. Note that it is a super-d number also for d = 2.

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 in 15 ways as a sum of consecutive naturals, for example, 1491486455 + ... + 1491520755.

It is an arithmetic number, because the mean of its divisors is an integer number (3837576983625).

Almost surely, 2^{51160065155105} is an apocalyptic number.

It is an amenable number.

51160065155105 is a deficient number, since it is larger than the sum of its proper divisors (10241166582895).

51160065155105 is a wasteful number, since it uses less digits than its factorization.

51160065155105 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 70084.

The product of its (nonzero) digits is 112500, while the sum is 41.

The spelling of 51160065155105 in words is "fifty-one trillion, one hundred sixty billion, sixty-five million, one hundred fifty-five thousand, one hundred five".