220196797600 has 576 divisors, whose sum is σ = 645665362272. Its totient is φ = 72548352000.

The previous prime is 220196797567. The next prime is 220196797621. The reversal of 220196797600 is 6797691022.

It can be written as a sum of positive squares in 48 ways, for example, as 103290246544 + 116906551056 = 321388^2 + 341916^2 .

It is an unprimeable number.

It is a polite number, since it can be written in 95 ways as a sum of consecutive naturals, for example, 268205190 + ... + 268206010.

Almost surely, 2^220196797600 is an apocalyptic number.

220196797600 is a gapful number since it is divisible by the number (20) 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 220196797600, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (322832681136).

220196797600 is an abundant number, since it is smaller than the sum of its proper divisors (425468564672).

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

220196797600 is a wasteful number, since it uses less digits than its factorization.

220196797600 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 949 (or 936 counting only the distinct ones).

The product of its (nonzero) digits is 571536, while the sum is 49.

The spelling of 220196797600 in words is "two hundred twenty billion, one hundred ninety-six million, seven hundred ninety-seven thousand, six hundred".