4400344144 has 20 divisors (see below), whose sum is σ = 9743619424. Its totient is φ = 1885861728.

The previous prime is 4400344127. The next prime is 4400344171. The reversal of 4400344144 is 4414430044.

It is a Harshad number since it is a multiple of its sum of digits (28).

It is a congruent number.

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, 19644282 + ... + 19644505.

Almost surely, 2^4400344144 is an apocalyptic number.

It is an amenable number.

4400344144 is an abundant number, since it is smaller than the sum of its proper divisors (5343275280).

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

4400344144 is a wasteful number, since it uses less digits than its factorization.

4400344144 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 39288802 (or 39288796 counting only the distinct ones).

The product of its (nonzero) digits is 12288, while the sum is 28.

The square root of 4400344144 is about 66335.0898393904. The cubic root of 4400344144 is about 1638.6852619814.

Adding to 4400344144 its reverse (4414430044), we get a palindrome (8814774188).

The spelling of 4400344144 in words is "four billion, four hundred million, three hundred forty-four thousand, one hundred forty-four".