6556855296288 has 384 divisors, whose sum is σ = 19728299243520. Its totient is φ = 1887444500480.

The previous prime is 6556855296283. The next prime is 6556855296319. The reversal of 6556855296288 is 8826925586556.

It is not an unprimeable number, because it can be changed into a prime (6556855296283) by changing a digit.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 2306314195 + ... + 2306317037.

It is an arithmetic number, because the mean of its divisors is an integer number (51375779280).

Almost surely, 2^{6556855296288} 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 6556855296288, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (9864149621760).

6556855296288 is an abundant number, since it is smaller than the sum of its proper divisors (13171443947232).

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

6556855296288 is a wasteful number, since it uses less digits than its factorization.

6556855296288 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3512 (or 3504 counting only the distinct ones).

The product of its digits is 2488320000, while the sum is 75.

The spelling of 6556855296288 in words is "six trillion, five hundred fifty-six billion, eight hundred fifty-five million, two hundred ninety-six thousand, two hundred eighty-eight".