220272200740 has 24 divisors (see below), whose sum is σ = 463639934520. Its totient is φ = 87905392128.

The previous prime is 220272200713. The next prime is 220272200783. The reversal of 220272200740 is 47002272022.

It can be written as a sum of positive squares in 4 ways, for example, as 36567383076 + 183704817664 = 191226^2 + 428608^2 .

It is a junction number, because it is equal to n+sod(n) for n = 220272200699 and 220272200708.

It is an unprimeable number.

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, 12709135 + ... + 12726454.

It is an arithmetic number, because the mean of its divisors is an integer number (19318330605).

Almost surely, 2^220272200740 is an apocalyptic number.

220272200740 is a gapful number since it is divisible by the number (20) formed by its first and last digit.

It is an amenable number.

220272200740 is an abundant number, since it is smaller than the sum of its proper divisors (243367733780).

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

220272200740 is a wasteful number, since it uses less digits than its factorization.

220272200740 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 25436031 (or 25436029 counting only the distinct ones).

The product of its (nonzero) digits is 6272, while the sum is 28.

Adding to 220272200740 its reverse (47002272022), we get a palindrome (267274472762).

The spelling of 220272200740 in words is "two hundred twenty billion, two hundred seventy-two million, two hundred thousand, seven hundred forty".