220004462668 has 24 divisors (see below), whose sum is σ = 389125728992. Its totient is φ = 108826550784.

The previous prime is 220004462663. The next prime is 220004462737. The reversal of 220004462668 is 866264400022.

It is a self number, because there is not a number n which added to its sum of digits gives 220004462668.

It is not an unprimeable number, because it can be changed into a prime (220004462663) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 919930 + ... + 1134142.

Almost surely, 2^220004462668 is an apocalyptic number.

It is an amenable number.

220004462668 is a deficient number, since it is larger than the sum of its proper divisors (169121266324).

220004462668 is a wasteful number, since it uses less digits than its factorization.

220004462668 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 216961 (or 216959 counting only the distinct ones).

The product of its (nonzero) digits is 221184, while the sum is 40.

The spelling of 220004462668 in words is "two hundred twenty billion, four million, four hundred sixty-two thousand, six hundred sixty-eight".