8018646055056 has 640 divisors, whose sum is σ = 29264971366400. Its totient is φ = 2044966072320.

The previous prime is 8018646055039. The next prime is 8018646055067. The reversal of 8018646055056 is 6505506468108.

8018646055056 is a `hidden beast` number, since 8 + 0 + 1 + 86 + 4 + 6 + 0 + 550 + 5 + 6 = 666.

It is a Harshad number since it is a multiple of its sum of digits (54).

It is a junction number, because it is equal to n+sod(n) for n = 8018646054993 and 8018646055011.

It is an unprimeable number.

It is a polite number, since it can be written in 127 ways as a sum of consecutive naturals, for example, 2604300525 + ... + 2604303603.

It is an arithmetic number, because the mean of its divisors is an integer number (45726517760).

Almost surely, 2^{8018646055056} is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 8018646055056, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (14632485683200).

8018646055056 is an abundant number, since it is smaller than the sum of its proper divisors (21246325311344).

It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.

8018646055056 is a wasteful number, since it uses less digits than its factorization.

8018646055056 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 5284 (or 5272 counting only the distinct ones).

The product of its (nonzero) digits is 6912000, while the sum is 54.

The spelling of 8018646055056 in words is "eight trillion, eighteen billion, six hundred forty-six million, fifty-five thousand, fifty-six".