444635536444 has 48 divisors (see below), whose sum is σ = 857488867200. Its totient is φ = 200051208000.

The previous prime is 444635536439. The next prime is 444635536463.

It is a happy number.

444635536444 is nontrivially palindromic in base 10.

It is a junction number, because it is equal to n+sod(n) for n = 444635536391 and 444635536400.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 19270987 + ... + 19294045.

It is an arithmetic number, because the mean of its divisors is an integer number (17864351400).

Almost surely, 2^444635536444 is an apocalyptic number.

444635536444 is a gapful number since it is divisible by the number (44) formed by its first and last digit.

It is an amenable number.

444635536444 is a deficient number, since it is larger than the sum of its proper divisors (412853330756).

444635536444 is a wasteful number, since it uses less digits than its factorization.

444635536444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 27514 (or 27512 counting only the distinct ones).

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

The spelling of 444635536444 in words is "four hundred forty-four billion, six hundred thirty-five million, five hundred thirty-six thousand, four hundred forty-four".