55664143412265 has 80 divisors (see below), whose sum is σ = 101480587940160. Its totient is φ = 29182576371840.

The previous prime is 55664143412167. The next prime is 55664143412321. The reversal of 55664143412265 is 56221434146655.

55664143412265 is a `hidden beast` number, since 5 + 5 + 6 + 64 + 14 + 341 + 226 + 5 = 666.

It is not a de Polignac number, because 55664143412265 - 2¹¹ = 55664143410217 is a prime.

It is an unprimeable number.

It is a polite number, since it can be written in 79 ways as a sum of consecutive naturals, for example, 449092350 + ... + 449216280.

It is an arithmetic number, because the mean of its divisors is an integer number (1268507349252).

Almost surely, 2^{55664143412265} is an apocalyptic number.

It is an amenable number.

55664143412265 is a deficient number, since it is larger than the sum of its proper divisors (45816444527895).

55664143412265 is a wasteful number, since it uses less digits than its factorization.

55664143412265 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 142804 (or 142795 counting only the distinct ones).

The product of its digits is 20736000, while the sum is 54.

The spelling of 55664143412265 in words is "fifty-five trillion, six hundred sixty-four billion, one hundred forty-three million, four hundred twelve thousand, two hundred sixty-five".