220153510055 has 16 divisors (see below), whose sum is σ = 280955549280. Its totient is φ = 165133043712.

The previous prime is 220153510021. The next prime is 220153510067. The reversal of 220153510055 is 550015351022.

It is a cyclic number.

It is not a de Polignac number, because 220153510055 - 2⁶ = 220153509991 is a prime.

It is a super-2 number, since 2×220153510055² (a number of 23 digits) contains 22 as substring.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 11936174 + ... + 11954603.

It is an arithmetic number, because the mean of its divisors is an integer number (17559721830).

Almost surely, 2^220153510055 is an apocalyptic number.

220153510055 is a deficient number, since it is larger than the sum of its proper divisors (60802039225).

220153510055 is a wasteful number, since it uses less digits than its factorization.

220153510055 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 23890898.

The product of its (nonzero) digits is 7500, while the sum is 29.

Adding to 220153510055 its reverse (550015351022), we get a palindrome (770168861077).

The spelling of 220153510055 in words is "two hundred twenty billion, one hundred fifty-three million, five hundred ten thousand, fifty-five".