8466445554556 has 48 divisors (see below), whose sum is σ = 16391691671040. Its totient is φ = 3793990424000.

The previous prime is 8466445554529. The next prime is 8466445554569. The reversal of 8466445554556 is 6554555446648.

It is a super-2 number, since 2×8466445554556² (a number of 27 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 8466445554491 and 8466445554500.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (29) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 75141510 + ... + 75254098.

It is an arithmetic number, because the mean of its divisors is an integer number (341493576480).

Almost surely, 2^{8466445554556} is an apocalyptic number.

It is an amenable number.

8466445554556 is a deficient number, since it is larger than the sum of its proper divisors (7925246116484).

8466445554556 is a wasteful number, since it uses less digits than its factorization.

8466445554556 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 136746 (or 136744 counting only the distinct ones).

The product of its digits is 1382400000, while the sum is 67.

The spelling of 8466445554556 in words is "eight trillion, four hundred sixty-six billion, four hundred forty-five million, five hundred fifty-four thousand, five hundred fifty-six".