444726343627444 has 6 divisors (see below), whose sum is σ = 778271101348034. Its totient is φ = 222363171813720.

The previous prime is 444726343627429. The next prime is 444726343627547.

444726343627444 is nontrivially palindromic in base 10.

It can be written as a sum of positive squares in only one way, i.e., 237383968852900 + 207342374774544 = 15407270^2 + 14399388^2 .

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55590792953427 + ... + 55590792953434.

Almost surely, 2^{444726343627444} is an apocalyptic number.

It is an amenable number.

444726343627444 is a deficient number, since it is larger than the sum of its proper divisors (333544757720590).

444726343627444 is a wasteful number, since it uses less digits than its factorization.

444726343627444 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 111181585906865 (or 111181585906863 counting only the distinct ones).

The product of its digits is 1040449536, while the sum is 64.

The spelling of 444726343627444 in words is "four hundred forty-four trillion, seven hundred twenty-six billion, three hundred forty-three million, six hundred twenty-seven thousand, four hundred forty-four".