51066555111116 has 12 divisors (see below), whose sum is σ = 89366683573440. Its totient is φ = 25533216947280.

The previous prime is 51066555111083. The next prime is 51066555111127. The reversal of 51066555111116 is 61111155566015.

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, 13229180 + ... + 16647651.

It is an arithmetic number, because the mean of its divisors is an integer number (7447223631120).

Almost surely, 2^{51066555111116} is an apocalyptic number.

It is an amenable number.

51066555111116 is a deficient number, since it is larger than the sum of its proper divisors (38300128462324).

51066555111116 is a wasteful number, since it uses less digits than its factorization.

51066555111116 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 30304144 (or 30304142 counting only the distinct ones).

The product of its (nonzero) digits is 135000, while the sum is 44.

The spelling of 51066555111116 in words is "fifty-one trillion, sixty-six billion, five hundred fifty-five million, one hundred eleven thousand, one hundred sixteen".