55664242775066 has 8 divisors (see below), whose sum is σ = 83496963606240. Its totient is φ = 27831921572988.

The previous prime is 55664242774967. The next prime is 55664242775087. The reversal of 55664242775066 is 66057724246655.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 55664242774993 and 55664242775011.

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, 99558806 + ... + 100116353.

It is an arithmetic number, because the mean of its divisors is an integer number (10437120450780).

Almost surely, 2^{55664242775066} is an apocalyptic number.

55664242775066 is a deficient number, since it is larger than the sum of its proper divisors (27832720831174).

55664242775066 is a wasteful number, since it uses less digits than its factorization.

55664242775066 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 199814548.

The product of its (nonzero) digits is 508032000, while the sum is 65.

The spelling of 55664242775066 in words is "fifty-five trillion, six hundred sixty-four billion, two hundred forty-two million, seven hundred seventy-five thousand, sixty-six".