444052265043663 has 12 divisors (see below), whose sum is σ = 642794159531680. Its totient is φ = 295395459248736.

The previous prime is 444052265043643. The next prime is 444052265043671. The reversal of 444052265043663 is 366340562250444.

444052265043663 is a `hidden beast` number, since 4 + 4 + 4 + 0 + 5 + 226 + 50 + 4 + 366 + 3 = 666.

It is not a de Polignac number, because 444052265043663 - 2¹² = 444052265039567 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (444052265043613) by changing a digit.

It is a polite number, since it can be written in 11 ways as a sum of consecutive naturals, for example, 53282005078 + ... + 53282013411.

Almost surely, 2^{444052265043663} is an apocalyptic number.

444052265043663 is a deficient number, since it is larger than the sum of its proper divisors (198741894488017).

444052265043663 is a wasteful number, since it uses less digits than its factorization.

444052265043663 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 106564018958 (or 106564018955 counting only the distinct ones).

The product of its (nonzero) digits is 49766400, while the sum is 54.

The spelling of 444052265043663 in words is "four hundred forty-four trillion, fifty-two billion, two hundred sixty-five million, forty-three thousand, six hundred sixty-three".