20422411255 has 8 divisors (see below), whose sum is σ = 24782252400. Its totient is φ = 16154356416.

The previous prime is 20422411153. The next prime is 20422411259. The reversal of 20422411255 is 55211422402.

It is a happy number.

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 20422411255 - 2²³ = 20414022647 is a prime.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (20422411259) by changing a digit.

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, 22946085 + ... + 22946974.

It is an arithmetic number, because the mean of its divisors is an integer number (3097781550).

Almost surely, 2^20422411255 is an apocalyptic number.

20422411255 is a deficient number, since it is larger than the sum of its proper divisors (4359841145).

20422411255 is an equidigital number, since it uses as much as digits as its factorization.

20422411255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 45893153.

The product of its (nonzero) digits is 6400, while the sum is 28.

Adding to 20422411255 its reverse (55211422402), we get a palindrome (75633833657).

The spelling of 20422411255 in words is "twenty billion, four hundred twenty-two million, four hundred eleven thousand, two hundred fifty-five".