444658856444 has 24 divisors (see below), whose sum is σ = 848923211136. Its totient is φ = 202110750000.

The previous prime is 444658856441. The next prime is 444658856497.

444658856444 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×444658856444² (a number of 24 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (444658856441) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1262369 + ... + 1575719.

It is an arithmetic number, because the mean of its divisors is an integer number (35371800464).

Almost surely, 2^444658856444 is an apocalyptic number.

444658856444 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

444658856444 is a deficient number, since it is larger than the sum of its proper divisors (404264354692).

444658856444 is a wasteful number, since it uses less digits than its factorization.

444658856444 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 345617 (or 345615 counting only the distinct ones).

The product of its digits is 235929600, while the sum is 62.

The spelling of 444658856444 in words is "four hundred forty-four billion, six hundred fifty-eight million, eight hundred fifty-six thousand, four hundred forty-four".