6218423062668 has 192 divisors, whose sum is σ = 16894425139200. Its totient is φ = 1974259077120.

The previous prime is 6218423062613. The next prime is 6218423062699. The reversal of 6218423062668 is 8662603248126.

It is a happy number.

6218423062668 is a `hidden beast` number, since 6 + 2 + 1 + 8 + 4 + 2 + 3 + 0 + 626 + 6 + 8 = 666.

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

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 63 ways as a sum of consecutive naturals, for example, 667279713 + ... + 667289031.

It is an arithmetic number, because the mean of its divisors is an integer number (87991797600).

Almost surely, 2^{6218423062668} 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 6218423062668, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (8447212569600).

6218423062668 is an abundant number, since it is smaller than the sum of its proper divisors (10676002076532).

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

6218423062668 is a wasteful number, since it uses less digits than its factorization.

6218423062668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 10469 (or 10461 counting only the distinct ones).

The product of its (nonzero) digits is 7962624, while the sum is 54.

The spelling of 6218423062668 in words is "six trillion, two hundred eighteen billion, four hundred twenty-three million, sixty-two thousand, six hundred sixty-eight".