2245344144 has 20 divisors (see below), whose sum is σ = 5800472496. Its totient is φ = 748448032.

The previous prime is 2245344121. The next prime is 2245344161. The reversal of 2245344144 is 4414435422.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 23388954 + ... + 23389049.

Almost surely, 2^2245344144 is an apocalyptic number.

2245344144 is a gapful number since it is divisible by the number (24) formed by its first and last digit.

It is an amenable number.

2245344144 is an abundant number, since it is smaller than the sum of its proper divisors (3555128352).

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

2245344144 is a wasteful number, since it uses less digits than its factorization.

2245344144 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 46778014 (or 46778008 counting only the distinct ones).

The product of its digits is 61440, while the sum is 33.

The square root of 2245344144 is about 47385.0624564324. The cubic root of 2245344144 is about 1309.4662363267.

Adding to 2245344144 its reverse (4414435422), we get a palindrome (6659779566).

The spelling of 2245344144 in words is "two billion, two hundred forty-five million, three hundred forty-four thousand, one hundred forty-four".