6616190984256 has 672 divisors, whose sum is σ = 22904827545600. Its totient is φ = 1854508068864.

The previous prime is 6616190984237. The next prime is 6616190984297. The reversal of 6616190984256 is 6524890916166.

6616190984256 is a `hidden beast` number, since 6 + 6 + 1 + 619 + 0 + 9 + 8 + 4 + 2 + 5 + 6 = 666.

It is a tau number, because it is divible by the number of its divisors (672).

It is a Harshad number since it is a multiple of its sum of digits (63).

It is a junction number, because it is equal to n+sod(n) for n = 6616190984193 and 6616190984202.

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 1918290820 + ... + 1918294268.

It is an arithmetic number, because the mean of its divisors is an integer number (34084564800).

Almost surely, 2^{6616190984256} 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 6616190984256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (11452413772800).

6616190984256 is an abundant number, since it is smaller than the sum of its proper divisors (16288636561344).

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

6616190984256 is a wasteful number, since it uses less digits than its factorization.

6616190984256 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 3813 (or 3791 counting only the distinct ones).

The product of its (nonzero) digits is 33592320, while the sum is 63.

The spelling of 6616190984256 in words is "six trillion, six hundred sixteen billion, one hundred ninety million, nine hundred eighty-four thousand, two hundred fifty-six".