220662793613808 has 2880 divisors, whose sum is σ = 895993002777600. Its totient is φ = 49258225336320.

The previous prime is 220662793613803. The next prime is 220662793613849. The reversal of 220662793613808 is 808316397266022.

It is a happy number.

220662793613808 is a `hidden beast` number, since 2 + 2 + 0 + 6 + 6 + 2 + 7 + 9 + 3 + 613 + 8 + 0 + 8 = 666.

220662793613808 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220662793613803) by changing a digit.

It is a polite number, since it can be written in 575 ways as a sum of consecutive naturals, for example, 97336917091 + ... + 97336919357.

It is an arithmetic number, because the mean of its divisors is an integer number (311108681520).

Almost surely, 2^{220662793613808} is an apocalyptic number.

220662793613808 is a gapful number since it is divisible by the number (28) formed by its first and last digit.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 220662793613808, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (447996501388800).

220662793613808 is an abundant number, since it is smaller than the sum of its proper divisors (675330209163792).

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

220662793613808 is a wasteful number, since it uses less digits than its factorization.

220662793613808 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2440 (or 2418 counting only the distinct ones).

The product of its (nonzero) digits is 62705664, while the sum is 63.

The spelling of 220662793613808 in words is "two hundred twenty trillion, six hundred sixty-two billion, seven hundred ninety-three million, six hundred thirteen thousand, eight hundred eight".