220400411144 has 16 divisors (see below), whose sum is σ = 423330058620. Its totient is φ = 107512395520.

The previous prime is 220400411131. The next prime is 220400411159. The reversal of 220400411144 is 441114004022.

It can be written as a sum of positive squares in 2 ways, for example, as 195065322244 + 25335088900 = 441662^2 + 159170^2 .

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, 335975909 + ... + 335976564.

Almost surely, 2^220400411144 is an apocalyptic number.

It is an amenable number.

220400411144 is a deficient number, since it is larger than the sum of its proper divisors (202929647476).

220400411144 is a wasteful number, since it uses less digits than its factorization.

220400411144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 671952520 (or 671952516 counting only the distinct ones).

The product of its (nonzero) digits is 1024, while the sum is 23.

Adding to 220400411144 its reverse (441114004022), we get a palindrome (661514415166).

The spelling of 220400411144 in words is "two hundred twenty billion, four hundred million, four hundred eleven thousand, one hundred forty-four".