4550404122 has 64 divisors (see below), whose sum is σ = 11095297920. Its totient is φ = 1370908800.

The previous prime is 4550404121. The next prime is 4550404139. The reversal of 4550404122 is 2214040554.

It is a Harshad number since it is a multiple of its sum of digits (27).

It is not an unprimeable number, because it can be changed into a prime (4550404121) by changing a digit.

It is a polite number, since it can be written in 31 ways as a sum of consecutive naturals, for example, 80622 + ... + 124902.

It is an arithmetic number, because the mean of its divisors is an integer number (173364030).

Almost surely, 2^4550404122 is an apocalyptic number.

It is a practical number, because each smaller number is the sum of distinct divisors of 4550404122, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (5547648960).

4550404122 is an abundant number, since it is smaller than the sum of its proper divisors (6544893798).

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

4550404122 is a wasteful number, since it uses less digits than its factorization.

4550404122 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 44476 (or 44470 counting only the distinct ones).

The product of its (nonzero) digits is 6400, while the sum is 27.

The square root of 4550404122 is about 67456.6833012119. The cubic root of 4550404122 is about 1657.1048536972.

Adding to 4550404122 its reverse (2214040554), we get a palindrome (6764444676).

The spelling of 4550404122 in words is "four billion, five hundred fifty million, four hundred four thousand, one hundred twenty-two".