220153636841 has 8 divisors (see below), whose sum is σ = 228644229960. Its totient is φ = 211796754048.

The previous prime is 220153636831. The next prime is 220153636877. The reversal of 220153636841 is 148636351022.

It can be written as a sum of positive squares in 4 ways, for example, as 3203560000 + 216950076841 = 56600^2 + 465779^2 .

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 220153636841 - 2¹⁴ = 220153620457 is a prime.

It is a Duffinian number.

It is a Curzon number.

It is not an unprimeable number, because it can be changed into a prime (220153636831) 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, 33424226 + ... + 33430811.

It is an arithmetic number, because the mean of its divisors is an integer number (28580528745).

Almost surely, 2^220153636841 is an apocalyptic number.

It is an amenable number.

220153636841 is a deficient number, since it is larger than the sum of its proper divisors (8490593119).

220153636841 is an equidigital number, since it uses as much as digits as its factorization.

220153636841 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 66855163.

The product of its (nonzero) digits is 207360, while the sum is 41.

Adding to 220153636841 its reverse (148636351022), we get a palindrome (368789987863).

The spelling of 220153636841 in words is "two hundred twenty billion, one hundred fifty-three million, six hundred thirty-six thousand, eight hundred forty-one".