55566447744716 has 12 divisors (see below), whose sum is σ = 97241398832088. Its totient is φ = 27783190935552.

The previous prime is 55566447744671. The next prime is 55566447744733. The reversal of 55566447744716 is 61744774466555.

It is a super-2 number, since 2×55566447744716² (a number of 28 digits) contains 22 as substring.

It is a self number, because there is not a number n which added to its sum of digits gives 55566447744716.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 4220981 + ... + 11355596.

It is an arithmetic number, because the mean of its divisors is an integer number (8103449902674).

Almost surely, 2^{55566447744716} is an apocalyptic number.

It is an amenable number.

55566447744716 is a deficient number, since it is larger than the sum of its proper divisors (41674951087372).

55566447744716 is a wasteful number, since it uses less digits than its factorization.

55566447744716 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 16468408 (or 16468406 counting only the distinct ones).

The product of its digits is 2370816000, while the sum is 71.

The spelling of 55566447744716 in words is "fifty-five trillion, five hundred sixty-six billion, four hundred forty-seven million, seven hundred forty-four thousand, seven hundred sixteen".