220464403360 has 48 divisors (see below), whose sum is σ = 527982073416. Its totient is φ = 86977732608.

The previous prime is 220464403309. The next prime is 220464403381. The reversal of 220464403360 is 63304464022.

220464403360 is digitally balanced in base 2, because in such base it contains all the possibile digits an equal number of times.

It can be written as a sum of positive squares in 4 ways, for example, as 219837201424 + 627201936 = 468868^2 + 25044^2 .

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 9426009 + ... + 9449368.

Almost surely, 2^220464403360 is an apocalyptic number.

220464403360 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220464403360 is an abundant number, since it is smaller than the sum of its proper divisors (307517670056).

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

220464403360 is a wasteful number, since it uses less digits than its factorization.

220464403360 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 18875465 (or 18875457 counting only the distinct ones).

The product of its (nonzero) digits is 82944, while the sum is 34.

Adding to 220464403360 its reverse (63304464022), we get a palindrome (283768867382).

The spelling of 220464403360 in words is "two hundred twenty billion, four hundred sixty-four million, four hundred three thousand, three hundred sixty".