220650344944 has 20 divisors (see below), whose sum is σ = 427659558840. Its totient is φ = 110286587840.

The previous prime is 220650344923. The next prime is 220650344987. The reversal of 220650344944 is 449443056022.

It is a self number, because there is not a number n which added to its sum of digits gives 220650344944.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2364334 + ... + 2455885.

It is an arithmetic number, because the mean of its divisors is an integer number (21382977942).

Almost surely, 2^220650344944 is an apocalyptic number.

It is an amenable number.

220650344944 is a deficient number, since it is larger than the sum of its proper divisors (207009213896).

220650344944 is a wasteful number, since it uses less digits than its factorization.

220650344944 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4823088 (or 4823082 counting only the distinct ones).

The product of its (nonzero) digits is 829440, while the sum is 43.

The spelling of 220650344944 in words is "two hundred twenty billion, six hundred fifty million, three hundred forty-four thousand, nine hundred forty-four".