1044250763489 has 2 divisors, whose sum is σ = 1044250763490. Its totient is φ = 1044250763488.

The previous prime is 1044250763473. The next prime is 1044250763503. The reversal of 1044250763489 is 9843670524401.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 669070013089 + 375180750400 = 817967^2 + 612520^2 .

It is a cyclic number.

It is not a de Polignac number, because 1044250763489 - 2⁴ = 1044250763473 is a prime.

It is a self number, because there is not a number n which added to its sum of digits gives 1044250763489.

It is not a weakly prime, because it can be changed into another prime (1044250768489) by changing a digit.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 522125381744 + 522125381745.

It is an arithmetic number, because the mean of its divisors is an integer number (522125381745).

It is a 1-persistent number, because it is pandigital, but 2⋅1044250763489 = 2088501526978 is not.

Almost surely, 2^{1044250763489} is an apocalyptic number.

It is an amenable number.

1044250763489 is a deficient number, since it is larger than the sum of its proper divisors (1).

1044250763489 is an equidigital number, since it uses as much as digits as its factorization.

1044250763489 is an evil number, because the sum of its binary digits is even.

The product of its (nonzero) digits is 5806080, while the sum is 53.

The spelling of 1044250763489 in words is "one trillion, forty-four billion, two hundred fifty million, seven hundred sixty-three thousand, four hundred eighty-nine".