444214440142 has 16 divisors (see below), whose sum is σ = 728093901312. Its totient is φ = 201583003320.

The previous prime is 444214440091. The next prime is 444214440161. The reversal of 444214440142 is 241044412444.

It is a junction number, because it is equal to n+sod(n) for n = 444214440098 and 444214440107.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 16618908 + ... + 16645615.

It is an arithmetic number, because the mean of its divisors is an integer number (45505868832).

Almost surely, 2^444214440142 is an apocalyptic number.

444214440142 is a deficient number, since it is larger than the sum of its proper divisors (283879461170).

444214440142 is a wasteful number, since it uses less digits than its factorization.

444214440142 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 33265143.

The product of its (nonzero) digits is 65536, while the sum is 34.

Adding to 444214440142 its reverse (241044412444), we get a palindrome (685258852586).

The spelling of 444214440142 in words is "four hundred forty-four billion, two hundred fourteen million, four hundred forty thousand, one hundred forty-two".