444356653444 has 12 divisors (see below), whose sum is σ = 848317247568. Its totient is φ = 201980297000.

The previous prime is 444356653427. The next prime is 444356653451.

It is a happy number.

444356653444 is nontrivially palindromic in base 10.

It is a super-2 number, since 2×444356653444² (a number of 24 digits) contains 22 as substring.

It is a junction number, because it is equal to n+sod(n) for n = 444356653391 and 444356653400.

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, 5049507382 + ... + 5049507469.

It is an arithmetic number, because the mean of its divisors is an integer number (70693103964).

Almost surely, 2^444356653444 is an apocalyptic number.

444356653444 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

444356653444 is a deficient number, since it is larger than the sum of its proper divisors (403960594124).

444356653444 is a wasteful number, since it uses less digits than its factorization.

444356653444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 10099014866 (or 10099014864 counting only the distinct ones).

The product of its digits is 33177600, while the sum is 52.

The spelling of 444356653444 in words is "four hundred forty-four billion, three hundred fifty-six million, six hundred fifty-three thousand, four hundred forty-four".