444641250517012 has 6 divisors (see below), whose sum is σ = 778122188404778. Its totient is φ = 222320625258504.

The previous prime is 444641250517001. The next prime is 444641250517019. The reversal of 444641250517012 is 210715052146444.

It can be written as a sum of positive squares in only one way, i.e., 380108209220496 + 64533041296516 = 19496364^2 + 8033246^2 .

It is a super-2 number, since 2×444641250517012² (a number of 30 digits) contains 22 as substring.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (444641250517019) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 55580156314623 + ... + 55580156314630.

Almost surely, 2^{444641250517012} is an apocalyptic number.

It is an amenable number.

444641250517012 is a deficient number, since it is larger than the sum of its proper divisors (333480937887766).

444641250517012 is a wasteful number, since it uses less digits than its factorization.

444641250517012 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 111160312629257 (or 111160312629255 counting only the distinct ones).

The product of its (nonzero) digits is 1075200, while the sum is 46.

The spelling of 444641250517012 in words is "four hundred forty-four trillion, six hundred forty-one billion, two hundred fifty million, five hundred seventeen thousand, twelve".