220360032256 has 120 divisors (see below), whose sum is σ = 542411811200. Its totient is φ = 87174807552.

The previous prime is 220360032203. The next prime is 220360032257. The reversal of 220360032256 is 652230063022.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (220360032257) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1417045 + ... + 1564843.

Almost surely, 2^220360032256 is an apocalyptic number.

220360032256 is a gapful number since it is divisible by the number (26) 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 220360032256, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (271205905600).

220360032256 is an abundant number, since it is smaller than the sum of its proper divisors (322051778944).

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

220360032256 is an equidigital number, since it uses as much as digits as its factorization.

220360032256 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 147847 (or 147821 counting only the distinct ones).

The product of its (nonzero) digits is 25920, while the sum is 31.

Adding to 220360032256 its reverse (652230063022), we get a palindrome (872590095278).

The spelling of 220360032256 in words is "two hundred twenty billion, three hundred sixty million, thirty-two thousand, two hundred fifty-six".