444344331051 has 24 divisors (see below), whose sum is σ = 660213393840. Its totient is φ = 287805196800.

The previous prime is 444344330981. The next prime is 444344331071. The reversal of 444344331051 is 150133443444.

It is not a de Polignac number, because 444344331051 - 2¹¹ = 444344329003 is a prime.

It is a super-3 number, since 3×444344331051³ (a number of 36 digits) contains 333 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 444344330997 and 444344331015.

It is not an unprimeable number, because it can be changed into a prime (444344331071) by changing a digit.

It is a polite number, since it can be written in 23 ways as a sum of consecutive naturals, for example, 2409381 + ... + 2587238.

It is an arithmetic number, because the mean of its divisors is an integer number (27508891410).

Almost surely, 2^444344331051 is an apocalyptic number.

444344331051 is a gapful number since it is divisible by the number (41) formed by its first and last digit.

444344331051 is a deficient number, since it is larger than the sum of its proper divisors (215869062789).

444344331051 is a wasteful number, since it uses less digits than its factorization.

444344331051 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 4996907 (or 4996904 counting only the distinct ones).

The product of its (nonzero) digits is 138240, while the sum is 36.

Adding to 444344331051 its reverse (150133443444), we get a palindrome (594477774495).

The spelling of 444344331051 in words is "four hundred forty-four billion, three hundred forty-four million, three hundred thirty-one thousand, fifty-one".