2144344450 has 24 divisors (see below), whose sum is σ = 4073346432. Its totient is φ = 839487120.

The previous prime is 2144344429. The next prime is 2144344451. The reversal of 2144344450 is 544434412.

It is not an unprimeable number, because it can be changed into a prime (2144344451) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 453894 + ... + 458593.

It is an arithmetic number, because the mean of its divisors is an integer number (169722768).

Almost surely, 2^2144344450 is an apocalyptic number.

2144344450 is a deficient number, since it is larger than the sum of its proper divisors (1929001982).

2144344450 is a wasteful number, since it uses less digits than its factorization.

2144344450 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 912546 (or 912541 counting only the distinct ones).

The product of its (nonzero) digits is 30720, while the sum is 31.

The square root of 2144344450 is about 46307.0669552715. The cubic root of 2144344450 is about 1289.5301956878.

Adding to 2144344450 its reverse (544434412), we get a palindrome (2688778862).

The spelling of 2144344450 in words is "two billion, one hundred forty-four million, three hundred forty-four thousand, four hundred fifty".