4404421143 has 16 divisors (see below), whose sum is σ = 6622460160. Its totient is φ = 2892454488.

The previous prime is 4404421127. The next prime is 4404421159. The reversal of 4404421143 is 3411244044.

4404421143 is a `hidden beast` number, since 4 + 404 + 4 + 211 + 43 = 666.

It is an interprime number because it is at equal distance from previous prime (4404421127) and next prime (4404421159).

It is not a de Polignac number, because 4404421143 - 2⁴ = 4404421127 is a prime.

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

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (4404423143) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 1215555 + ... + 1219172.

It is an arithmetic number, because the mean of its divisors is an integer number (413903760).

Almost surely, 2^4404421143 is an apocalyptic number.

4404421143 is a deficient number, since it is larger than the sum of its proper divisors (2218039017).

4404421143 is a wasteful number, since it uses less digits than its factorization.

4404421143 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 2434803 (or 2434797 counting only the distinct ones).

The product of its (nonzero) digits is 6144, while the sum is 27.

The square root of 4404421143 is about 66365.8130591346. The cubic root of 4404421143 is about 1639.1911963421.

Adding to 4404421143 its reverse (3411244044), we get a palindrome (7815665187).

The spelling of 4404421143 in words is "four billion, four hundred four million, four hundred twenty-one thousand, one hundred forty-three".