51666010615058 has 96 divisors (see below), whose sum is σ = 93650930832384. Its totient is φ = 20938236981984.

The previous prime is 51666010615031. The next prime is 51666010615127. The reversal of 51666010615058 is 85051601066615.

It is a Curzon number.

It is a junction number, because it is equal to n+sod(n) for n = 51666010614997 and 51666010615015.

It is an unprimeable number.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 8722943285 + ... + 8722949207.

It is an arithmetic number, because the mean of its divisors is an integer number (975530529504).

Almost surely, 2^{51666010615058} is an apocalyptic number.

51666010615058 is a deficient number, since it is larger than the sum of its proper divisors (41984920217326).

51666010615058 is a wasteful number, since it uses less digits than its factorization.

51666010615058 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 8884 (or 8865 counting only the distinct ones).

The product of its (nonzero) digits is 1296000, while the sum is 50.

The spelling of 51666010615058 in words is "fifty-one trillion, six hundred sixty-six billion, ten million, six hundred fifteen thousand, fifty-eight".