2422161544 has 48 divisors (see below), whose sum is σ = 5098262400. Its totient is φ = 1077537120.

The previous prime is 2422161541. The next prime is 2422161557. The reversal of 2422161544 is 4451612242.

It is not an unprimeable number, because it can be changed into a prime (2422161541) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (11) of ones.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 18877 + ... + 72115.

It is an arithmetic number, because the mean of its divisors is an integer number (106213800).

Almost surely, 2^2422161544 is an apocalyptic number.

It is an amenable number.

It is a practical number, because each smaller number is the sum of distinct divisors of 2422161544, and also a Zumkeller number, because its divisors can be partitioned in two sets with the same sum (2549131200).

2422161544 is an abundant number, since it is smaller than the sum of its proper divisors (2676100856).

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

2422161544 is a wasteful number, since it uses less digits than its factorization.

2422161544 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 53314 (or 53299 counting only the distinct ones).

The product of its digits is 15360, while the sum is 31.

The square root of 2422161544 is about 49215.4604164179. The cubic root of 2422161544 is about 1342.9742992010.

Adding to 2422161544 its reverse (4451612242), we get a palindrome (6873773786).

The spelling of 2422161544 in words is "two billion, four hundred twenty-two million, one hundred sixty-one thousand, five hundred forty-four".