1944983211263 has 2 divisors, whose sum is σ = 1944983211264. Its totient is φ = 1944983211262.

The previous prime is 1944983211211. The next prime is 1944983211331. The reversal of 1944983211263 is 3621123894491.

It is a weak prime.

It is a cyclic number.

It is not a de Polignac number, because 1944983211263 - 2¹⁶ = 1944983145727 is a prime.

It is a congruent number.

It is not a weakly prime, because it can be changed into another prime (1944983241263) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 972491605631 + 972491605632.

It is an arithmetic number, because the mean of its divisors is an integer number (972491605632).

Almost surely, 2^{1944983211263} is an apocalyptic number.

1944983211263 is a deficient number, since it is larger than the sum of its proper divisors (1).

1944983211263 is an equidigital number, since it uses as much as digits as its factorization.

1944983211263 is an odious number, because the sum of its binary digits is odd.

The product of its digits is 2239488, while the sum is 53.

The spelling of 1944983211263 in words is "one trillion, nine hundred forty-four billion, nine hundred eighty-three million, two hundred eleven thousand, two hundred sixty-three".