6563165223042 has 128 divisors (see below), whose sum is σ = 15538584499200. Its totient is φ = 2050388121600.

The previous prime is 6563165223007. The next prime is 6563165223091. The reversal of 6563165223042 is 2403225613656.

6563165223042 is a `hidden beast` number, since 6 + 5 + 6 + 316 + 5 + 22 + 304 + 2 = 666.

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 63 ways as a sum of consecutive naturals, for example, 5964442 + ... + 6978602.

It is an arithmetic number, because the mean of its divisors is an integer number (121395191400).

Almost surely, 2^{6563165223042} is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 6563165223042, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (7769292249600).

6563165223042 is an abundant number, since it is smaller than the sum of its proper divisors (8975419276158).

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

6563165223042 is a wasteful number, since it uses less digits than its factorization.

6563165223042 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1014329 (or 1014323 counting only the distinct ones).

The product of its (nonzero) digits is 1555200, while the sum is 45.

The spelling of 6563165223042 in words is "six trillion, five hundred sixty-three billion, one hundred sixty-five million, two hundred twenty-three thousand, forty-two".