4444443142 has 8 divisors (see below), whose sum is σ = 6669683856. Its totient is φ = 2221215192.

The previous prime is 4444443131. The next prime is 4444443163. The reversal of 4444443142 is 2413444444.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a junction number, because it is equal to n+sod(n) for n = 4444443098 and 4444443107.

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, 497658 + ... + 506509.

It is an arithmetic number, because the mean of its divisors is an integer number (833710482).

Almost surely, 2^4444443142 is an apocalyptic number.

4444443142 is a deficient number, since it is larger than the sum of its proper divisors (2225240714).

4444443142 is a wasteful number, since it uses less digits than its factorization.

4444443142 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1006382.

The product of its digits is 98304, while the sum is 34.

The square root of 4444443142 is about 66666.6568983326. The cubic root of 4444443142 is about 1644.1412222818.

Adding to 4444443142 its reverse (2413444444), we get a palindrome (6857887586).

The spelling of 4444443142 in words is "four billion, four hundred forty-four million, four hundred forty-three thousand, one hundred forty-two".